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					                                                        Life Cycle Cost Estimate for
                                              1 ENERGY STAR Qualified Air Source Heat Pump(s)


This simple energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may
vary based on use and other factors. For a more sophisticated estimate, use the ENERGY STAR HVAC Investor software or a bin-hour tool.



                                            Enter your own values in the gray boxes or use our default values.
                                                                            4
Number of units                                                                      1
Electric Rate ($/kWh)                                                           $0.106
                                                                         City
 Choose your city from the drop-down menu

                                                           ENERGY STAR Qualified
                                                                   Unit                                    Conventional Unit

Initial Cost per Unit (estimated retail price)                                  $6,700                                   $5,700
Heating Seasonal Performance Factor (HSPF) rating                                  8.2                                        7.7
Seasonal Energy Efficiency Ratio (SEER) rating                                     15                                         13
Heat Pump Capacity (Btu/hr)                                                     36,000                                   36,000
Use with programmable thermostat (Yes/No)



                                      Annual and Life Cycle Costs and Savings for 1 Air Source Heat Pump(s)
                                                          1 ENERGY STAR Qualified                                                                 Savings with ENERGY
                                                                  Units                                  1 Conventional Units                            STAR
                                *
Annual Operating Costs
Energy cost                                                                     $1,089                                   $1,408                                       $319
        Energy consumption (kWh)                                          10,279                                     13,291                                      3,012
Maintenance cost                                                                    $0                                       $0                                         $0
Total                                                                           $1,089                                   $1,408                                       $319

Life Cycle Costs*
Operating costs (energy and maintenance)                                     $10,217                                   $13,210                                      $2,993
   Energy costs                                                              $10,217                                   $13,210                                      $2,993
   Maintenance costs                                                               $0                                         $0                                         $0
Purchase price for 1 unit(s)                                                  $6,700                                    $5,700                                     -$1,000
Total                                                                        $16,917                                   $18,910                                      $1,993

                                                                                              Simple payback of initial additional cost (years)†                        3.1
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See "Assumptions" to
change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                    Summary of Benefits for 1 Air Source Heat Pump(s)
Initial cost difference                                                                                                                                            $1,000
Life cycle savings                                                                                                                                                 $2,993
Net life cycle savings (life cycle savings - additional cost)                                                                                                      $1,993
Simple payback of additional cost (years)                                                                                                                              3.1
Life cycle energy saved (kWh)                                                                                                                                      36,141
Life cycle air pollution reduction (lbs of CO2)                                                                                                                    55,657
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                                    5
Air pollution reduction equivalence (acres of forest)                                                                                                                    6
Savings as a percent of retail price                                                                                                                                 30%
                                                                Life Cycle Cost Estimate for
                                                             an ENERGY STAR Qualified Boiler

This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may vary
based on use and other factors.



                                          Enter your own values in the gray boxes or use our default values.
What fuel do you use to heat your home?
Oil Rate ($/gal)                                                                $2.68
Select the city you live in, or closest to?
How large is your home? (in square feet)                                        2,500                      Include only heated space
When was your home built?
When was your existing boiler installed?                                                                   Select 'New Unit' to compare new boiler options



                                                           ENERGY STAR Qualified
                                                                   Unit                                    Conventional Unit

Initial Cost per Unit (estimated retail price)                                $5,500                                     $4,600
Annual Fuel Utilization Efficiency (AFUE)                                        85%                                       80%
Use with Programmable Thermostat (Yes/No)                                                                             Thermostat Usage Guidelines
                                                                    You have selected the programmable thermostate option, your
                                                                     savings are calculated based on ENERGY STAR suggested
                                                                          thermostat usage, your actual savings may vary.



                                                 Annual and Life Cycle Costs and Savings for an Oil Boiler
                                                           ENERGY STAR Qualified                                                                  Savings with ENERGY
                                                                 Unit(s)                                 Conventional Unit(s)                            STAR
Annual Operating Costs*
Energy cost                                                                   $1,195                                     $1,627                                       $432
        Energy Consumption (MMBTU)                                             62                                         84                                         22
        Energy Consumption (Gallons)                                          446                                       607                                        161
Maintenance cost                                                                  $0                                         $0                                         $0
Total                                                                         $1,195                                     $1,627                                       $432

Life Cycle Costs*
Operating costs (energy and maintenance)                                     $16,241                                   $22,109                                      $5,868
   Energy costs                                                              $16,241                                   $22,109                                      $5,868
   Maintenance costs                                                                $0                                         $0                                         $0
Purchase price                                                                $5,500                                    $4,600                                       -$900
Total                                                                        $21,741                                   $26,709                                      $4,968

                                                                                              Simple payback of initial additional cost (years)†                        2.1
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See "Assumptions" to
change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                               Summary of Benefits for an Oil Boiler
Initial cost difference                                                                                                                                              $900
Life cycle savings                                                                                                                                                 $5,868
Net life cycle savings (life cycle savings - additional cost)                                                                                                      $4,968
Simple payback of additional cost (years)                                                                                                                              2.1
Life cycle energy saved (MMBtu)                                                                                                                                       448
Life cycle air pollution reduction (lbs of CO2)                                                                                                                    72,230
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                                    6
Air pollution reduction equivalence (acres of forest)                                                                                                                    7
Savings as a percent of retail price                                                                                                                                 90%
                                                             Life Cycle Cost Estimate for
                                                   1 ENERGY STAR Qualified Central Air Conditioner(s)

This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may vary based on
use and other factors.

                                                Enter your own values in the gray boxes or use our default values.



Choose your city from the menu at right




                                                Enter your own values in the gray boxes or use our default values.
                                                                                    4
Number of units                                                                                  1
Electric Rate ($/kWh)                                                                      $0.106


                                                                       ENERGY STAR Qualified
                                                                               Unit                                     Conventional Unit

Initial Cost per Unit (estimated retail price with installation)**                         $1,219                                    $1,126
Seasonal Energy Efficiency Ratio (SEER) rating                                                  15                                        13
Cooling Capacity of Air Conditioner (Btu/hr)
Use with programmable Thermostat (Yes/No)
**Prices represent equipment cost only and do not include installation. Customers should contact their contractor for a customized quote.

                                           Annual and Life Cycle Costs and Savings for 1 Central Air Conditioner(s)
                                                                      1 ENERGY STAR Qualified                                                                 Savings with ENERGY
                                                                              Units                                   1 Conventional Units                           STAR
                                *
Annual Operating Costs
Energy cost                                                                                  $473                                      $628                                       $155
Maintenance cost                                                                               $0                                        $0                                         $0
Total                                                                                        $473                                      $628                                       $155


Life Cycle Costs*
Operating costs (energy and maintenance)                                                   $4,995                                    $6,632                                     $1,637
   Energy costs                                                                            $4,995                                    $6,632                                     $1,637
   Maintenance costs                                                                            $0                                        $0                                         $0
Purchase price for 1 unit(s)                                                               $1,219                                    $1,126                                       -$93
Total                                                                                      $6,214                                    $7,758                                     $1,544

                                                                                                           Simple payback of initial additional cost (years)†                       0.6
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See "Assumptions" to change
factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                          Summary of Benefits for 1 Central Air Conditioner(s)
Initial cost difference                                                                                                                                                            $93
Life cycle savings                                                                                                                                                              $1,637
Net life cycle savings (life cycle savings - additional cost)                                                                                                                   $1,544
Simple payback of additional cost (years)                                                                                                                                          0.6
Life cycle energy saved (kWh)                                                                                                                                                   20,494
Life cycle air pollution reduction (lbs of CO2)                                                                                                                                 31,560
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                                                3
Air pollution reduction equivalence (acres of forest)                                                                                                                                3
Savings as a percent of retail price                                                                                                                                             127%
                                                       Life Cycle Cost Estimate for
                                              an ENERGY STAR Qualified Oil Residential Furnace

 This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may vary
                                                             based on use and other factors.



                                          Enter your own values in the gray boxes or use our default values.

What fuel do you use to heat your home?
Oil Rate ($/gal)                                                               $2.69

What Census region do you live in?
How large is your home? (in square feet)                                       2,500                     Include only heated space
When was your home built?

When was your existing furnace installed?                                                                Select 'New Unit' to compare new furnace options



                                                             New ENERGY STAR                         Conventional or Existing
                                                               Qualified Unit                                 Unit

Installed Cost per Unit (estimated retail price)                             $1,100                                       $780
Annual Fuel Utilization Efficiency (AFUE)                                       83%                                       80%
Use with programmable Thermostat (Yes/No)                                                                             Thermostat Usage Guidelines
                                                                 You have selected the programmable thermostate option, your savings are
                                                                 calculated based on ENERGY STAR suggested thermostat usage shown in
                                                                 the link above, your actual savings may vary.



                                               Annual and Life Cycle Costs and Savings for a Oil Furnace
                                                          ENERGY STAR Qualified                                                                  Savings with ENERGY
                                                                  Unit                                    Conventional Unit                             STAR
                                *
Annual Operating Costs
Energy cost                                                                  $1,069                                    $1,415                                         $347
        Energy Consumption (MMBTU)                                            55                                        73                                           18
        Energy Consumption (Gallons)                                         397                                       526                                         129
Maintenance cost                                                                 $0                                        $0                                           $0
Total                                                                        $1,069                                    $1,415                                         $347

Life Cycle Costs*
Operating costs (energy and maintenance)                                    $13,001                                   $17,216                                       $4,216
   Energy costs                                                             $13,001                                   $17,216                                       $4,216
   Maintenance costs                                                               $0                                        $0                                           $0
Purchase price                                                               $1,100                                      $780                                        -$320
Total                                                                       $14,101                                   $17,996                                       $3,896

                                                                                                        Simple payback of initial additional cost (years)†              0.9
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See "Assumptions" to
change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                              Summary of Benefits for a Oil Furnace
Initial cost difference                                                                                                                                              $320
Life cycle savings                                                                                                                                                 $4,216
Net life cycle savings (life cycle savings - additional cost)                                                                                                      $3,896
Simple payback of additional cost (years)                                                                                                                             0.9
Life cycle energy saved (MMBtu)                                                                                                                                       304
Life cycle air pollution reduction (lbs of CO2)                                                                                                                    49,089
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                                   4
Air pollution reduction equivalence (acres of forest)                                                                                                                   5
Savings as a percent of retail price                                                                                                                                354%
                                                            Life Cycle Cost Estimate for
                                                      1 ENERGY STAR Qualified Dehumidifier(s)

This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may
vary based on use and other factors.


                                           Enter your own values in the gray boxes or use our default values.
                                                                           4
Number of units                                                                       1
Electric Rate ($/kWh)                                                          $0.106
Capacity (pints/day)

                                                           ENERGY STAR Qualified
                                                                   Unit                                     Conventional Unit

Initial Cost per Unit (estimated retail price)                                   $150                                        $150

                                                                                                                                                                                       .
                                             Annual and Life Cycle Costs and Savings for 1 Dehumidifier(s)
                                                          1 ENERGY STAR Qualified                                                                   Savings with ENERGY
                                                                  Unit(s)                                1 Conventional Unit(s)                            STAR
                                 *
Annual Operating Costs
Energy cost                                                                         $90                                      $113                                          $23
        Energy consumption (kWh)                                              851                                      1,064                                         213
Maintenance cost                                                                  0                                          0                                              $0
Total                                                                              $90                                       $113                                          $23

Life Cycle Costs*
Energy costs                                                                     $846                                     $1,058                                        $212
        Energy consumption (kWh)                                          10,217                                      12,771                                       2,554
Maintenance costs                                                                    $0                                         $0                                          $0
Purchase price for 1 unit(s)                                                     $150                                       $150                                          $0
Total                                                                            $996                                     $1,208                                        $212

                                                                                              Simple payback of initial additional cost (years)†                           0.0
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See "Assumptions" to
change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                            Summary of Benefits for 1 Dehumidifier(s)
Initial cost difference                                                                                                                                                   $0
Life cycle savings                                                                                                                                                      $212
Net life cycle savings (life cycle savings - additional cost)                                                                                                           $212
Simple payback of additional cost (years)                                                                                                                                 0.0
Life cycle energy saved (kWh)                                                                                                                                          2,554
Life cycle air pollution reduction (lbs of CO2)                                                                                                                        3,933
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                                     0.3
Air pollution reduction equivalence (acres of forest)                                                                                                                     0.4
Savings as a percent of retail price                                                                                                                                   141%
                                                          Life Cycle Cost Estimate for
                                                 1 ENERGY STAR Qualified Room Air Conditioner(s)

This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy
savings may vary based on use and other factors.



                                                                                boxes or use our default values.
                                              Enter your own values in the gray 4
Number of units                                                                 1
Electricity Rate ($/kWh)                                                 $0.097
Choose your city from the menu at right



                                                                 ENERGY STAR
                                                                  Qualified Unit                   Conventional Unit
Initial Cost per Unit (estimated retail price)                              $300                                $270
Energy Efficiency Ratio (EER)                                               10.8                                    9.8
Cooling Capacity of Air Conditioner (Btu/hr)                             10,000                               10,000



                                     Annual and Life Cycle Costs and Savings for 1 Room Air Conditioner(s)
                                                                1 ENERGY STAR                        1 Conventional                   Savings with ENERGY
                                                                Qualified Unit(s)                        Unit(s)                             STAR
                                          *
Annual Operating Costs
Energy cost                                                                 $192                                $212                                       $20
       Energy consumption (kWh)                                        1,982                                2,185                                       202
Maintenance cost                                                              $0                                  $0                                        $0
Total                                                                       $192                                $212                                       $20

Life Cycle Costs*
Operating costs (energy and maintenance)                                 $1,431                               $1,577                                      $146
   Energy costs                                                          $1,431                               $1,577                                      $146
       Energy consumption (kWh)                                       17,842                              19,662                                     1,821
   Maintenance costs                                                           $0                                   $0                                        $0
Purchase price for 1 unit(s)                                               $300                                 $270                                      -$30
Total                                                                    $1,731                               $1,847                                      $116

                                                                                Simple payback of initial additional cost (years)†                          1.5
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See
"Assumptions" to change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                     Summary of Benefits for 1 Room Air Conditioner(s)
Initial cost difference                                                                                                                                    $30
Life cycle savings                                                                                                                                       $146
Net life cycle savings (life cycle savings - additional cost)                                                                                            $116
Simple payback of additional cost (years)                                                                                                                  1.5
Life cycle energy saved (kWh)                                                                                                                            1,821
Life cycle air pollution reduction (lbs of CO 2)                                                                                                         2,795
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                        0
Air pollution reduction equivalence (acres of forest)                                                                                                        0
Savings as a percent of retail price                                                                                                                      39%
                                                   Life Cycle Cost Estimate for
                                        1 ENERGY STAR Qualified Programmable Thermostat(s)

  This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may
                                                         vary based on use and other factors.

                                          Enter your own values in the gray boxes or use our default values.
                                                                         4
   Number of Units                                                             1                 24 Hour Typical Usage Patterns*
   Initial Cost per ENERGY STAR Unit (retail price)                          $92                                                                Weekday Weekend
   Initial Cost per Conventional Unit (retail price)                         $73                 Nighttime Set-Back/Set-Up Hours                      8        8
   Unit Fuel Cost (Cooling) ($/kWh)                                       $0.106                 Daytime Set-Back/Set-Up Hours                       10       10
   Unit Fuel Cost (Heating) ($/Therm)                                      $1.27                 Hours without Set-Back/Set-Up                        6        6

                                                                        City
    Choose your city from the drop-down menu

   Heating Season*                                                                               Cooling Season*
   Typical Indoor Temperature w/o Set-Back                                      70               Typical Indoor Temperature w/o Set-Up                                 78
   Nighttime Set-Back Temperature (Average)                                     62               Nighttime Set-Up Temperature (Average)                                82
   Daytime Set-Back Temperature (Average)                                       62               Daytime Set-Up Temperature (Average)                                  85
   Heating System Type                                                                           Cooling System Type

*All temperatures are in degrees Fahrenheit. Setpoint is defined as the temperature setting for any given time period. Set-back temperature is defined as the lower setpoint
temperature for the energy-savings periods during the heating season, generally nighttime and daytime. Set-up temperature is defined as the higher setpoint temperature
for the energy-savings periods during the cooling season, generally nighttime and daytime.



                                  Annual and Life Cycle Costs and Savings for 1 Programmable Thermostat(s)
                                                               1 ENERGY STAR                                                                        Savings with
                                                                   Unit(s)                            1 Conventional Unit(s)                       ENERGY STAR
   Annual Energy Costs
         Heating Energy Cost                                                $546                                     $666                                           $120
            Heating Energy Consumption (MBTU)                                  43                                       52                                              9
         Cooling Energy Cost                                                $185                                     $249                                            $63
            Cooling Energy Consumption (MBTU)                                5.9                                      8.0                                              2
   Total                                                                    $731                                     $914                                           $183


   Life Cycle Costs
         Energy Costs                                                     $8,128                                  $10,166                                         $2,037
            Heating Energy Costs                                          $6,068                                   $7,400                                        $1,332
                Heating Energy Consumption (MBTU)                              645                                     786                                           141
            Cooling Energy Costs                                          $2,060                                   $2,766                                           $705
                Cooling Energy Consumption (MBTU)                               89                                     120                                             31
         Purchase Price for 1 Unit(s)                                       $92                                      $73                                            -$19
   Total                                                                  $8,220                                  $10,239                                         $2,018


                                                                                                                   Simple payback of initial cost (years)             0.1


                                                Summary of Benefits for 1 Programmable Thermostat(s)
   Initial cost difference                                                                                                                                          $19
   Life cycle savings                                                                                                                                            $2,037
   Net life cycle savings (life cycle savings - additional cost)                                                                                                 $2,018
   Life cycle energy saved (MBTU)-includes both Heating and Cooling                                                                                                 172
   Simple payback of additional cost (years)                                                                                                                        0.1
   Life cycle air pollution reduction (lbs of CO2)                                                                                                               25,541
   Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                              2
   Air pollution reduction equivalence (acres of forest)                                                                                                              3
   Savings as a percent of retail price                                                                                                                          2194%
                                                          Life Cycle Cost Estimate for
                                               1 ENERGY STAR Qualified Ceiling Fan(s) with Lighting

This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy savings may vary
based on use and other factors.



                                               Enter your own values in the gray boxes or use our default values.
                                                                               4
Number of units                                                                      1
Electricity Rate ($/kWh)                                                      $0.106
Percent of Time Spent at Low Speed                                               40%
Percent of Time Spent at Medium Speed                                            40%
Percent of Time Spent at High Speed                                              20%
Choose your location from the drop-down menu


                                                           ENERGY STAR Qualified
                                                                   Unit                                    Conventional Unit

Initial Cost per Unit (estimated retail price)                                  $276                                       $190
Cost per Replacement Bulb                                                      $3.50                                     $0.50
Number of Bulbs per Fixture                                                          3                                        3
Wattage per Bulb                                                                   20                                        60



                                         Annual and Life Cycle Costs and Savings for 1 Ceiling Fan(s) with Lighting
                                                          1 ENERGY STAR Qualified                                                                 Savings with ENERGY
                                                                  Unit(s)                               1 Conventional Unit(s)                           STAR
                                     *
Annual Operating Costs
Energy cost                                                                       $15                                       $31                                        $16
Maintenance cost                                                                   $2                                       $13                                        $10
Total                                                                             $18                                       $44                                        $26

Life Cycle Costs*
Operating costs (energy and maintenance)                                        $142                                       $356                                       $213
   Energy cost                                                                  $123                                       $253                                       $130
   Maintenance cost                                                               $19                                      $103                                        $84
Purchase price for 1 unit(s)                                                    $276                                       $190                                       -$86
Total                                                                           $418                                       $546                                       $127

                                                                                              Simple payback of initial additional cost (years)†                        3.3
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See "Assumptions" to
change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                    Summary of Benefits for 1 Ceiling Fan(s) with Lighting
Initial cost difference                                                                                                                                                $86
Life cycle savings                                                                                                                                                    $213
Net life cycle savings (life cycle savings - additional cost)                                                                                                         $127
Simple payback of additional cost (years)                                                                                                                               3.3
Life cycle energy saved (kWh)                                                                                                                                        1,513
Life cycle air pollution reduction (lbs of CO2)                                                                                                                      2,329
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                                   0.2
Air pollution reduction equivalence (acres of forest)                                                                                                                   0.2
Savings as a percent of retail price                                                                                                                                  46%
                                                          Life Cycle Cost Estimate for
                                                 1 ENERGY STAR Qualified Room Air Conditioner(s)

This energy savings calculator was developed by the U.S. EPA and U.S. DOE and is provided for estimating purposes only. Actual energy
savings may vary based on use and other factors.



                                                                                boxes or use our default values.
                                              Enter your own values in the gray 4
Number of units                                                                 1
Electricity Rate ($/kWh)                                                 $0.106
Choose your city from the menu at right



                                                                 ENERGY STAR
                                                                  Qualified Unit                   Conventional Unit
Initial Cost per Unit (estimated retail price)                              $300                                $270
Energy Efficiency Ratio (EER)                                               10.8                                    9.8
Cooling Capacity of Air Conditioner (Btu/hr)                             10,000                               10,000



                                     Annual and Life Cycle Costs and Savings for 1 Room Air Conditioner(s)
                                                                1 ENERGY STAR                        1 Conventional                   Savings with ENERGY
                                                                Qualified Unit(s)                        Unit(s)                             STAR
                                          *
Annual Operating Costs
Energy cost                                                                 $210                                $231                                       $21
       Energy consumption (kWh)                                        1,982                                2,185                                       202
Maintenance cost                                                              $0                                  $0                                        $0
Total                                                                       $210                                $231                                       $21

Life Cycle Costs*
Operating costs (energy and maintenance)                                 $1,561                               $1,720                                      $159
   Energy costs                                                          $1,561                               $1,720                                      $159
       Energy consumption (kWh)                                       17,842                              19,662                                     1,821
   Maintenance costs                                                           $0                                   $0                                        $0
Purchase price for 1 unit(s)                                               $300                                 $270                                      -$30
Total                                                                    $1,861                               $1,990                                      $129

                                                                                Simple payback of initial additional cost (years)†                          1.4
* Annual costs exclude the initial purchase price. All costs, except initial cost, are discounted over the products' lifetime using a real discount rate of 4%. See
"Assumptions" to change factors including the discount rate.
†
  A simple payback period of zero years means that the payback is immediate.



                                                     Summary of Benefits for 1 Room Air Conditioner(s)
Initial cost difference                                                                                                                                    $30
Life cycle savings                                                                                                                                       $159
Net life cycle savings (life cycle savings - additional cost)                                                                                            $129
Simple payback of additional cost (years)                                                                                                                  1.4
Life cycle energy saved (kWh)                                                                                                                            1,821
Life cycle air pollution reduction (lbs of CO 2)                                                                                                         2,804
Air pollution reduction equivalence (number of cars removed from the road for a year)                                                                        0
Air pollution reduction equivalence (acres of forest)                                                                                                        0
Savings as a percent of retail price                                                                                                                      43%
                                                          Assumptions for Air Source Heat Pumps

Category                                                             Value          Data Source
Power
  ENERGY STAR Qualified Unit
    Initial Cost Per Unit                                       $6,700              Industry Data 2008
    Heating Seasonal Performance Factor (HSPF) rating               8.2             The HSPF criteria for ENERGY STAR qualified residential air-source heat
                                                                                    pumps are ≥ 8.2 for split systems and ≥ 8.0 for single package equipment.
     Seasonal Energy Efficiency Ratio (SEER) rating               14.5              ENERGY STAR Specification: The SEER criteria for ENERGY STAR qualified
                                                                                    residential air-source heat pumps is ≥ 14.5
     Heating Capacity of Air Source Heat Pump (Btu/hr)          36,000 Btu/hr       Assumption
     Lifetime                                                       12 years        LBNL 2007

  Conventional Unit
    Initial Cost Per Unit                                       $5,700              Industry Data 2008                                                          1 Yes   ENERGY STAR
    Heating Seasonal Performance Factor (HSPF) rating               7.7             NAECA                                                                       2 No    Conventional
    Seasonal Energy Efficiency Ratio (SEER) rating                  13              NAECA
    Heating Capacity of Air Source Heat Pump (Btu/hr)           36,000 Btu/hr       Assumption
    Lifetime                                                        12 years        LBNL 2007

Maintenance
  Labor cost (per hour)                                            $20              EPA 2004
  Labor time (hours)                                                 0              EPA 2004

Usage                                                          Cooling       Heating
  Full-Load Cooling/Heating Hours for Selected Location          1,320        2,061 EPA 2002
  AK-Anchorage                                                       0         3128 EPA 2002
  AK-Barrow                                                          0         4612 EPA 2002
  AK-Fairbanks                                                     129         3059 EPA 2002
  AK-Juneau                                                          0         3414 EPA 2002
  Fuel Oil ($/Gallon)                                          $2.6800 $/gal         EIA 2008
  AL-Birmingham                                                   1557         1562 EPA 2002
  AL-Huntsville                                                   1464         1606 EPA 2002
  AL-Mobile                                                       2265         1130 EPA 2002
  AL-Montgomery                                                   1819         1366 EPA 2002
  AR-Fort Smith                                                   1432         1738 EPA 2002
  AR-Little Rock                                                  1583         1681 EPA 2002
  AZ-Flagstaff                                                     179         2854 EPA 2002
  AZ-Phoenix                                                      2141         1116 EPA 2002
  AZ-Tucson                                                       1842         1261 EPA 2002
  AZ-Winslow                                                       950         2112 EPA 2002
  AZ-Yuma                                                         2315          907 EPA 2002
  CA-Beverly Hills                                                1166         1277 EPA 2002
  CA-Los Angeles                                                  1530         1070 EPA 2002
  CA-Palm Springs                                                 2092          630 EPA 2002
  CA-Sacramento                                                    871         2016 EPA 2002
  CA-San Diego                                                    1347         1467 EPA 2002
  CA-San Francisco                                                 224         2948 EPA 2002
  CA-Stockton                                                     1158         1834 EPA 2002
  CO-Alamosa                                                        97         2947 EPA 2002
  CO-Colorado Springs                                              523         2418 EPA 2002
  CO-Denver                                                        628         2255 EPA 2002
  CO-Grand Junction                                                997         2352 EPA 2002
  CO-Pueblo                                                        834         2018 EPA 2002
  CT-Bridgeport                                                    942         2358 EPA 2002
  CT-Hartford                                                      695         2555 EPA 2002
  DC-Washington                                                   1320         2061 EPA 2002
  DE-Wilmington                                                   1015         2346 EPA 2002
  FL-Daytona Beach                                                2763          720 EPA 2002
  FL-Fort Myers                                                   3288          504 EPA 2002
  FL-Gainesville                                                  2228          889 EPA 2002
  FL-Jacksonville                                                 2086         1020 EPA 2002
  FL-Key West                                                     4566          342 EPA 2002
  FL-Miami                                                        3931          265 EPA 2002
  FL-Orlando                                                      2915          583 EPA 2002
  FL-Pensacola                                                    2297         1047 EPA 2002
  FL-Tallahassee                                                  2215         1133 EPA 2002
  FL-Tampa                                                        3068          709 EPA 2002
  FL-W. Palm Beach                                                3479          314 EPA 2002
  GA-Athens                                                       1493         1655 EPA 2002
  GA-Atlanta                                                      1484         1686 EPA 2002
  GA-Augusta                                                      1548         1467 EPA 2002
  GA-Columbus                                                     1845         1379 EPA 2002
  GA-Macon                                                        1900         1367 EPA 2002
  GA-Savannah                                                     1963         1213 EPA 2002
  HI-Hilo                                                         4179             0 EPA 2002
  HI-Honolulu                                                     5016             0 EPA 2002
  IA-Des Moines                                                    941         2247 EPA 2002
  IA-Dubuque                                                       605         2458 EPA 2002
  IA-Sioux City                                                    836         2316 EPA 2002
  IA-Waterloo                                                      667         2412 EPA 2002
  ID-Boise                                                         614         2532 EPA 2002
  ID-Lewiston                                                      636         2208 EPA 2002
  ID-Pocatello                                                     411         2590 EPA 2002
  IL-Chicago                                                       683         2459 EPA 2002
  IL-Moline                                                        830         2260 EPA 2002
  IL-Peoria                                                        948         2166 EPA 2002
  IL-Rockford                                                      714         2418 EPA 2002
  IL-Springfield                                                  1036         2154 EPA 2002
  IN-Evansville                                                   1181         2027 EPA 2002
  IN-Fort Wayne                                                    786         2370 EPA 2002
  IN-Indianapolis                                                  948         2152 EPA 2002
  IN-South Bend                                                    710         2391 EPA 2002
  KS-Dodge City                                                   1109         2024 EPA 2002
  KS-Goodland                                                      723         2252 EPA 2002
  KS-Topeka                                                       1068         2093 EPA 2002
  KS-Wichita                                                      1225         1981 EPA 2002
  KY-Lexington                                                    1080         2027 EPA 2002
                           Assumptions for Air Source Heat Pumps

Category                            Value           Data Source
  KY-Louisville                   1150       1975   EPA 2002
  KY-Paducah                      1193       1939   EPA 2002
  LA-Baton Rouge                  2233       1115   EPA 2002
  LA-Lake Charles                 2299       1115   EPA 2002
  LA-New Orleans                  2388       1118   EPA 2002
  LA-Shreveport                   1892       1361   EPA 2002
  MA-Boston                        729       2397   EPA 2002
  MA-Worcester                     453       2734   EPA 2002
  MD-Baltimore                    1050       2172   EPA 2002
  ME-Caribou                       220       2959   EPA 2002
  ME-Portland                      321       2728   EPA 2002
  MI-Alpena                        216       2843   EPA 2002
  MI-Detroit                       642       2670   EPA 2002
  MI-Flint                         497       2650   EPA 2002
  MI-Grand Rapids                  595       2771   EPA 2002
  MI-Lansing                       578       2620   EPA 2002
  MI-Marquette                     222       3130   EPA 2002
  MI-Muskegon                      570       2817   EPA 2002
  MI-Sault St Marie                196       3059   EPA 2002
  MN-Duluth                        212       2934   EPA 2002
  MN-International Falls           288       2828   EPA 2002
  MN-Minneapolis                   662       2496   EPA 2002
  MN-Rochester                     523       2580   EPA 2002
  MN-St. Cloud                     414       2831   EPA 2002
  MO-Columbia                     1050       2048   EPA 2002
  MO-Kansas City                  1032       2149   EPA 2002
  MO-Springfield                  1178       1997   EPA 2002
  MO-St. Louis                    1215       2009   EPA 2002
  MS-Jackson                      1832       1433   EPA 2002
  MS-Meridian                     1726       1417   EPA 2002
  MS-Tupelo                       1623       1611   EPA 2002
  MT-Billings                      510       2308   EPA 2002
  MT-Glasgow                       465       2585   EPA 2002
  MT-Great Falls                   408       2330   EPA 2002
  MT-Havre                         403       2735   EPA 2002
  MT-Helena                        307       2423   EPA 2002
  MT-Kalispell                     193       2787   EPA 2002
  MT-Miles city                    621       2367   EPA 2002
  MT-Missoula                      225       2650   EPA 2002
  NC-Asheville                     919       2021   EPA 2002
  NC-Charlotte                    1325       1865   EPA 2002
  NC-Greensboro                   1203       1978   EPA 2002
  NC-Raleigh                      1239       1883   EPA 2002
  NC-Wilmington                   1758       1519   EPA 2002
  ND-Bismarck                      437       2593   EPA 2002
  ND-Fargo                         476       2702   EPA 2002
  ND-Williston                     459       2579   EPA 2002
  NE-Grand Island                  851       2288   EPA 2002
  NE-Lincoln                       899       2284   EPA 2002
  NE-Norfolk                       801       2437   EPA 2002
  NE-North Platte                  640       2403   EPA 2002
  NE-Omaha                         890       2327   EPA 2002
  NE-Scottsbluff                   647       2365   EPA 2002
  NH-Concord                       385       2641   EPA 2002
  NJ-Atlantic City                 832       2198   EPA 2002
  NJ-Newark                       1007       2340   EPA 2002
  NM-Albuquerque                  1038       2162   EPA 2002
  NM-Roswell                      1355       1596   EPA 2002
  NV-Elko                          361       2596   EPA 2002
  NV-Ely                           209       2678   EPA 2002
  NV-Las Vegas                    1773       1642   EPA 2002
  NV-Reno                          317       2631   EPA 2002
  NV-Winnemucca                    418       2481   EPA 2002
  NY-Albany                        515       2598   EPA 2002
  NY-Binghamton                    440       2754   EPA 2002
  NY-Buffalo                       571       2765   EPA 2002
  NY-New York                     1089       2337   EPA 2002
  NY-Rochester                     554       2685   EPA 2002
  NY-Syracuse                      552       2586   EPA 2002
  OH-Akron                         714       2539   EPA 2002
  OH-Cincinnati                    996       2134   EPA 2002
  OH-Cleveland                     639       2471   EPA 2002
  OH-Columbus                      828       2274   EPA 2002
  OH-Dayton                        947       2238   EPA 2002
  OH-Mansfield                     711       2500   EPA 2002
  OH-Toledo                        649       2464   EPA 2002
  OH-Youngstown                    554       2581   EPA 2002
  OK-Oklahoma City                1436       1724   EPA 2002
  OK-Tulsa                        1486       1722   EPA 2002
  OR-Astoria                        56       3499   EPA 2002
  OR-Eugene                        261       2679   EPA 2002
  OR-Medford                       534       2742   EPA 2002
  OR-Pendleton                     622       2105   EPA 2002
  OR-Portland                      379       2681   EPA 2002
  OR-Salem                         248       2842   EPA 2002
  PA-Allentown                     784       2492   EPA 2002
  PA-Erie                          482       2901   EPA 2002
  PA-Harrisburg                    929       2371   EPA 2002
  PA-Philadelphia                 1032       2328   EPA 2002
  PA-Pittsburgh                    737       2380   EPA 2002
  PA-Scranton                      621       2532   EPA 2002
  PA-Williamsport                  659       2502   EPA 2002
  RI-Providence                    656       2532   EPA 2002
  SC-Charleston                   2127       1212   EPA 2002
  SC-Columbia                     1626       1539   EPA 2002
  SC-Greenville                   1386       1808   EPA 2002
                                                        Assumptions for Air Source Heat Pumps

Category                                                          Value             Data Source
   SD-Aberdeen                                                  544          2571   EPA 2002
   SD-Huron                                                     633          2462   EPA 2002
   SD-Rapid City                                                593          2434   EPA 2002
   SD-Sioux Falls                                               691          2490   EPA 2002
   TN-Bristol                                                  1066          2050   EPA 2002
   TN-Chattanooga                                              1353          1830   EPA 2002
   TN-Knoxville                                                1288          1909   EPA 2002
   TN-Memphis                                                  1654          1638   EPA 2002
   TN-Nashville                                                1375          1768   EPA 2002
   TX-Abilene                                                  1741          1398   EPA 2002
   TX-Amarillo                                                 1142          1880   EPA 2002
   TX-Austin                                                   2412          1142   EPA 2002
   TX-Brownsville                                              3233           562   EPA 2002
   TX-Corpus Christi                                           2958           776   EPA 2002
   TX-Dallas                                                   1926          1343   EPA 2002
   TX-Del Rio                                                  2380          1098   EPA 2002
   TX-El Paso                                                  1524          1559   EPA 2002
   TX-Galveston                                                2967          1037   EPA 2002
   TX-Houston                                                  2209          1127   EPA 2002
   TX-Lubbock                                                  1298          1688   EPA 2002
   TX-Midland                                                  1546          1450   EPA 2002
   TX-Port Arthur                                              2452          1043   EPA 2002
   TX-San Angelo                                               2225          1291   EPA 2002
   TX-San Antonio                                              2237          1101   EPA 2002
   TX-Victoria                                                 2465           926   EPA 2002
   TX-Waco                                                     2041          1308   EPA 2002
   TX-Wichita Falls                                            1671          1538   EPA 2002
   UT-Salt Lake City                                            785          2443   EPA 2002
   VA-Lynchburg                                                1031          2117   EPA 2002
   VA-Norfolk                                                  1346          1923   EPA 2002
   VA-Richmond                                                 1188          1980   EPA 2002
   VA-Roanoke                                                  1002          2113   EPA 2002
   VT-Burlington                                                455          2651   EPA 2002
   WA-Olympia                                                   125          3186   EPA 2002
   WA-Seattle                                                   282          2956   EPA 2002
   WA-Spokane                                                   395          2622   EPA 2002
   WA-Walla Walla                                               714          1989   EPA 2002
   WA-Yakima                                                    415          2412   EPA 2002
   WI-Green Bay                                                 457          2641   EPA 2002
   WI-La Crosse                                                 713          2445   EPA 2002
   WI-Madison                                                   487          2547   EPA 2002
   WI-Milwaukee                                                 513          2548   EPA 2002
   WV-Beckley                                                   699          2194   EPA 2002
   WV-Charleston                                                967          2088   EPA 2002
   WV-Elkins                                                    477          2459   EPA 2002
   WV-Huntington                                               1035          2040   EPA 2002
   WY-Casper                                                    439          2620   EPA 2002
   WY-Cheyenne                                                  353          2658   EPA 2002
   WY-Lander                                                    455          2496   EPA 2002
   WY-Sheridan                                                  387          2578   EPA 2002

Discount Rate
   Commercial and Residential Discount Rate (real)               4%                 A real discount rate of 4 percent is assumed, which is roughly equivalent to the
                                                                                    nominal discount rate of 7 percent (4 percent real discount rate + 3 percent
                                                                                    inflation rate).
   Programable Thermostat Discount Rate                         17%                 LBNL 2007 (Based on minimum estimated savings)

Energy and Water Prices
   Commercial Electricity Price                               $0.095 $/kWh          EIA 2008
   Residential Electricity Price                              $0.106 $/kWh          EIA 2008

Carbon Dioxide Emissions Factors
   Electricity CO2 Emission Factor                              1.54 lbs CO2/kWh EPA 2008

CO2 Equivalents
   Annual CO2 sequestration per forested acre                  9,700 lbs CO2/year EPA 2007
   Annual CO2 emissions for "average" passenger car           12,037 lbs CO2/year EPA 2007

For questions or comments, please send your email to:     Escalcs@cadmusgroup.com
Calculator last updated: 01/09
                                                                 Assumptions for Boilers

Category                                                                      Value             Data Source
Power                                                                                                                       1          Table 1-Vintage Furnace Efficiency
ENERGY STAR Qualified Unit                                                                                                                                               1            2             2
   Initial Cost Per Unit                                                   $5,500               Industry Data 2007                                            Gas          Oil          Selected
   Annual Fuel Utilization Efficiency (AFUE)                                 85%                ENERGY STAR Specification          1   <1960                          60%          60%           60%
   Lifetime                                                                    20 years         LBNL 2007                          2   1960-1969                      60%          65%           65%
                                                                                                                                   3   1975-1983                      65%          75%           75%
Conventional Unit                                                                                                                  4   1984-1987                      70%          80%           80%
   Initial Cost Per Unit                                                   $4,600               Industry Data 2007                 5   1988-1991                      77%          80%           80%
   Annual Fuel Utilization Efficiency (AFUE)               See Table 1 (Cell H4)                RESNET 2006                        6   >1992                          80%          80%           80%
   Lifetime                                                                     20 years        LBNL 2007                   2      7   New Unit                       80%          80%           80%
                                                                                                                                   7   Selected Value                                            80%
Maintenance                                                                                                                            Table 2-Historical Heat Loads by Construction Age and Region (kBTU/SF/YR)
    Labor cost (per hour)                                                     $20               Assumption                             Construction Date      Region
    Labor time (hours)                                                          0               Assumption                             Region                            1            2             3          4
                                                                                                                                       Age                    New England Mid Atlantic South Atlantic E S Central
Default Heated Floor Area                                                   2,500 square feet   Assumption                         1   <1940                            50           49            45        34
                                                                                                                                   2   1940-1949                        46           45            41        33
Residential Space Heating Load                                                                                                     3   1950-1959                        43           41            37        33
Selected City Heat Load by Construction Age (kBTU/SF/YR)           27.00                        Calculated                         4   1960-1969                        40           38            32        32
Ratio of City Heating Degree Days to Regional Average
Heating Degree Days                                        % of Regional Load Value             NOAA, 2007                         5 1970-1979                         37             34            28        31
ANCHORAGE, AK                                                                 2.4               Calculated                         6 1980-1989                         34             30            24        30
JUNEAU, AK                                                                    2.0               Calculated                           1990-1999                         31             26            20        29
BIRMINGHAM, AL                                                                0.8               Calculated                           2000-Present                      29             24            18        28
HUNTSVILLE, AL                                                                0.9               Calculated                           Note that 2000-Present cell reflects historical data from 2000-2001
MOBILE, AL                                                                    0.5               Calculated
FORT SMITH, AR                                                                1.5               Calculated                             Table 3-Census Division Lookup Table
LITTLE ROCK, AR                                                               1.4               Calculated                         1   New England
NORTH LITTLE ROCK, AR                                                         1.3               Calculated                         2   Middle Atlantic
FLAGSTAFF, AZ                                                                 1.3               Calculated                         3   South Atlantic
PHOENIX, AZ                                                                   0.2               Calculated                         4   East South Central
TUCSON, AZ                                                                    0.3               Calculated                         5   East North Central                                              Table 7 - Programmable Thermostat Sa

WINSLOW, AZ                                                                   0.8               Calculated                         6   West North Central
YUMA, AZ                                                                      0.1               Calculated                         7   West South Central                                                      1
BAKERSFIELD, CA                                                               0.5               Calculated                         8   Mountain                                                                2
BISHOP, CA                                                                    1.0               Calculated                         9   Pacific                                                                 3
FRESNO, CA                                                                    0.6               Calculated                         2   Selected                                                                4
LONG BEACH, CA                                                                0.3               Calculated                                                                                                     5
LOS ANGELES C.O., CA                                                          0.2               Calculated                      Table 4-Fuel Type Selected                                                     6
MOUNT SHASTA, CA                                                              1.4               Calculated                          1 Gas                  Energy Consumption (therms)                         7
SACRAMENTO, CA                                                                0.6               Calculated                          2 Oil                  Energy Consumption (Gallons)                        8
SAN DIEGO, CA                                                                 0.2               Calculated                          2 Selected
SAN FRANCISCO C.O., CA                                                        0.6               Calculated
SANTA BARBARA, CA                                                             0.5               Calculated                      Table 5-Programmable thermostat Usage
SANTA MARIA, CA                                                               0.6               Calculated                          1 Yes                 ENERGY STAR Case
STOCKTON, CA                                                                  0.6               Calculated                          2 No
EUREKA, CA.                                                                   1.0               Calculated                          1 Selected Value
ALAMOSA, CO                                                                   1.6               Calculated                          1 Yes                 Standard Case
COLORADO SPRINGS, CO                                                          1.1               Calculated                          2 No
DENVER, CO                                                                    1.1               Calculated                          2 Selected Value
GRAND JUNCTION, CO                                                            1.0               Calculated
PUEBLO, CO                                                                    1.0               Calculated
BRIDGEPORT, CT                                                                0.8               Calculated
HARTFORD, CT                                                                  0.9               Calculated
WASHINGTON, DC                                                                1.1               Calculated
WILMINGTON, DE                                                                1.3               Calculated
MIAMI, FL                                                                     0.0               Calculated
ORLANDO, FL                                                                   0.2               Calculated
TALLAHASSEE, FL                                                               0.4               Calculated
ATLANTA, GA                                                                   0.8               Calculated
AUGUSTA, GA                                                                   0.7               Calculated
HONOLULU, HI                                                                  0.0               Calculated
DES MOINES, IA                                                                1.0               Calculated
SIOUX CITY, IA                                                                1.0               Calculated
BOISE, ID                                                                     1.0               Calculated
LEWISTON, ID                                                                  0.9               Calculated
CHICAGO, IL                                                                   1.0               Calculated
MOLINE, IL                                                                    1.0               Calculated
PEORIA, IL                                                                    1.0               Calculated
SPRINGFIELD, IL                                                               0.9               Calculated
EVANSVILLE, IN                                                                0.7               Calculated
FORT WAYNE, IN                                                                1.0               Calculated
INDIANAPOLIS, IN                                                              0.9               Calculated
SOUTH BEND, IN                                                                1.0               Calculated
CONCORDIA, KS                                                                 0.8               Calculated
DODGE CITY, KS                                                                0.8               Calculated
GOODLAND, KS                                                                  0.9               Calculated
TOPEKA, KS                                                                    0.8               Calculated
WICHITA, KS                                                                   0.7               Calculated
JACKSON, KY                                                                   1.3               Calculated
LEXINGTON, KY                                                                 1.4               Calculated
LOUISVILLE, KY                                                                1.3               Calculated
PADUCAH, KY                                                                   1.2               Calculated
BATON ROUGE, LA                                                               0.7               Calculated
LAKE CHARLES, LA                                                              0.7               Calculated
NEW ORLEANS, LA                                                               0.6               Calculated
SHREVEPORT, LA                                                                1.0               Calculated
BOSTON, MA                                                                    0.9               Calculated
WORCESTER, MA                                                                 1.0               Calculated
BALTIMORE, MD                                                                 1.3               Calculated
PORTLAND, ME                                                                  1.1               Calculated
DETROIT, MI                                                                   1.0               Calculated
FLINT, MI                                                                     1.1               Calculated
GRAND RAPIDS, MI                                                              1.1               Calculated
LANSING, MI                                                                   1.1               Calculated
DULUTH, MN                                                                    1.5               Calculated
MINNEAPOLIS-ST.PAUL, MN                                                       1.2               Calculated
SAINT CLOUD, MN                                                               1.3               Calculated
COLUMBIA, MO                                                                  0.8               Calculated
KANSAS CITY, MO                                                               0.8               Calculated
SPRINGFIELD, MO                                                               0.7               Calculated
ST. LOUIS, MO                                                                 0.7               Calculated
JACKSON, MS                                                                   0.7               Calculated
MERIDIAN, MS                                                                  0.7               Calculated
BILLINGS, MT                                                                  1.3               Calculated
GREAT FALLS, MT                                                               1.4               Calculated
HELENA, MT                                                                    1.4               Calculated
MISSOULA, MT                                                                  1.4               Calculated
ASHEVILLE, NC                                                                 1.1               Calculated
CHARLOTTE, NC                                                                 0.9               Calculated
RALEIGH, NC                                                                   0.9               Calculated
BISMARCK, ND                                                                  1.3               Calculated
FARGO, ND                                                                     1.4               Calculated
GRAND ISLAND, NE                                                              1.0               Calculated
LINCOLN, NE                                                                   0.9               Calculated
OMAHA (NORTH), NE                                                             0.9               Calculated
SCOTTSBLUFF, NE                                                               1.0               Calculated
CONCORD, NH                                                                   1.1               Calculated
ATLANTIC CITY C.O., NJ                                                        1.2               Calculated
NEWARK, NJ                                                                    1.3               Calculated
ALBUQUERQUE, NM                                                               0.8               Calculated
CLAYTON, NM                                                                   0.9               Calculated
ROSWELL, NM                                                                   0.6               Calculated
LAS VEGAS, NV                                                                 0.4               Calculated
RENO, NV                                                                      1.0               Calculated
WINNEMUCCA, NV                                                                1.1               Calculated
ALBANY, NY                                                                    1.1               Calculated
BINGHAMTON, NY                                                                1.2               Calculated
BUFFALO, NY                                                                   1.1               Calculated
ISLIP, NY                                                                     0.9               Calculated
NEW YORK (JFK AIRPORT), NY                                                    0.8               Calculated
SYRACUSE, NY                                                                  1.1               Calculated
AKRON, OH                                                                     1.0               Calculated
                                                        Assumptions for Boilers

Category                                                          Value               Data Source
CINCINNATI, OH                                                    0.8                 Calculated
CLEVELAND, OH                                                     1.0                 Calculated
COLUMBUS, OH                                                      0.9                 Calculated
DAYTON, OH                                                        0.9                 Calculated
MANSFIELD, OH                                                     1.0                 Calculated
TOLEDO, OH                                                        1.0                 Calculated
YOUNGSTOWN, OH                                                    1.0                 Calculated
OKLAHOMA CITY, OK                                                 1.6                 Calculated
TULSA, OK                                                         1.6                 Calculated
ASTORIA, OR                                                       1.2                 Calculated
BURNS, OR                                                         1.8                 Calculated
EUGENE, OR                                                        1.1                 Calculated
MEDFORD, OR                                                       1.0                 Calculated
PENDLETON, OR                                                     1.2                 Calculated
PORTLAND, OR                                                      1.0                 Calculated
SALEM, OR                                                         1.1                 Calculated
SEXTON SUMMIT, OR                                                 1.4                 Calculated
ALLENTOWN, PA                                                     0.9                 Calculated
HARRISBURG, PA                                                    0.9                 Calculated
PHILADELPHIA, PA                                                  0.8                 Calculated
PITTSBURGH, PA                                                    1.0                 Calculated
WILLIAMSPORT, PA                                                  1.0                 Calculated
ERIE, PA.                                                         1.1                 Calculated
PROVIDENCE, RI                                                    0.9                 Calculated
COLUMBIA, SC                                                      0.7                 Calculated
HURON, SD                                                         1.2                 Calculated
RAPID CITY, SD                                                    1.1                 Calculated
SIOUX FALLS, SD                                                   1.2                 Calculated
BRISTOL-JHNSN CTY-KNGSPRT, TN                                     1.3                 Calculated
CHATTANOOGA, TN                                                   1.0                 Calculated
KNOXVILLE, TN                                                     1.1                 Calculated
MEMPHIS, TN                                                       0.9                 Calculated
NASHVILLE, TN                                                     1.1                 Calculated
ABILENE, TX                                                       1.2                 Calculated
AMARILLO, TX                                                      1.9                 Calculated
AUSTIN/BERGSTROM, TX                                              0.8                 Calculated
AUSTIN/CITY, TX                                                   0.7                 Calculated
BROWNSVILLE, TX                                                   0.3                 Calculated
CORPUS CHRISTI, TX                                                0.4                 Calculated
DALLAS-FORT WORTH, TX                                             1.1                 Calculated
DALLAS-LOVE FIELD, TX                                             1.0                 Calculated
DEL RIO, TX                                                       0.6                 Calculated
EL PASO, TX                                                       1.2                 Calculated
GALVESTON, TX                                                     0.5                 Calculated
HOUSTON, TX                                                       0.7                 Calculated
LUBBOCK, TX                                                       1.5                 Calculated
MIDLAND-ODESSA, TX                                                1.2                 Calculated
PORT ARTHUR, TX                                                   0.6                 Calculated
SAN ANGELO, TX                                                    1.1                 Calculated
SAN ANTONIO, TX                                                   0.7                 Calculated
VICTORIA, TX                                                      0.6                 Calculated
WACO, TX                                                          1.0                 Calculated
WICHITA FALLS, TX                                                 1.4                 Calculated
MILFORD, UT                                                       1.1                 Calculated
SALT LAKE CITY, UT                                                1.0                 Calculated
LYNCHBURG, VA                                                     1.2                 Calculated
NORFOLK, VA                                                       0.9                 Calculated
RICHMOND, VA                                                      1.1                 Calculated
ROANOKE, VA                                                       1.2                 Calculated
BURLINGTON, VT                                                    1.2                 Calculated
OLYMPIA, WA                                                       1.3                 Calculated
QUILLAYUTE, WA                                                    1.3                 Calculated
SEATTLE, WA                                                       1.1                 Calculated
SPOKANE, WA                                                       1.6                 Calculated
WALLA WALLA, WA                                                   1.1                 Calculated
YAKIMA, WA                                                        1.4                 Calculated
GREEN BAY, WI                                                     1.3                 Calculated
MADISON, WI                                                       1.2                 Calculated
MILWAUKEE, WI                                                     1.1                 Calculated
BECKLEY, WV                                                       1.5                 Calculated
CHARLESTON, WV                                                    1.3                 Calculated
ELKINS, WV                                                        1.7                 Calculated
HUNTINGTON, WV                                                    1.3                 Calculated
CHEYENNE, WY                                                      1.3                 Calculated
LANDER, WY                                                        1.4                 Calculated
SHERIDAN, WY                                                      1.4                 Calculated

Programmable thermostat Savings
    Average Heating Savings in the North                       16.6%                  LBNL 2007
    Average Heating Savings in the South                       27.6%                  LBNL 2007
    Average Heating Savings in the Selected City               22.0%                  Caculated (see Table 7)

Discount Rate
    Commercial and Residential Discount Rate (real)               4%                  A real discount rate of 4 percent is assumed, which is roughly
                                                                                      equivalent to the nominal discount rate of 7 percent (4 percent real
                                                                                      discount rate + 3 percent inflation rate).

Energy Conversions
    Btus per Gallon of #2 oil                                 139,000 Btu/gal         EIA 2006
    Btu per Therm of Gas                                      100,000 Btu/Therm       LBNL 2004

Energy and Water Prices
    Price of # 2 Oil per Gallon                                 $2.68 $/gal           EIA 2008
    Commercial Gas Price                                        $1.10 $/therm         EIA 2008
    Residential Gas Price                                       $1.27 $/therm         EIA 2008

Carbon Dioxide Emissions Factors
    Oil Carbon Emission Factor                                 161.27 lbs CO2/MMBtu   EPA 2007
    Gas Carbon Emission Factor                                 116.97 lbs CO2/MMBtu   EPA 2007

CO2 Equivalents
    Annual CO2 sequestration per forested acre                  9,700 lbs CO2/year    EPA 2007
    Annual CO2 emissions for "average" passenger car           12,037 lbs CO2/year    EPA 2007

Last updated 08/08

For questions or comments, please send your email to:
Escalcs@cadmusgroup.com
Table 2-Historical Heat Loads by Construction Age and Region (kBTU/SF/YR)
                                                                                                                                                                       Selected
                                                                                      5                  6                  7                      8              9               2
                                                                        E N Central        W N Central        W S Central        Mountain               Pacific        Mid Atlantic
                                                                                      62                 47                 49                    55              29            49
                                                                                      56                 44                 43                    50              27            45
                                                                                      51                 41                 37                    45              26            41
                                                                                      45                 38                 31                    40              25            38

                                                                                      39                 35                 24                    36              24            34
                                                                                      34                 32                 18                    31              22            30
                                                                                      28                 29                 12                    26              21            26
                                                                                      24                 27                  9                    23              20            24
                                                                                                                                                                              30.0




                                                             Table 7 - Programmable Thermostat Savings Lookup Table
                                                                                                         avg lower quartile       avg upper quartile
                                                                         slope, m       intercept, b      (kBTU/SF/YR)             (kBTU/SF/YR)
                                                                                -0.0037            0.389               30.7                     60.7
                                                                                -0.0042            0.391               27.9                     54.6
                                                                                -0.0047            0.398               26.2                     49.8
                                                                                 -0.005            0.399               23.2                        44
                                                                                -0.0059            0.399               20.7                     39.2
                                                                                -0.0065            0.395               18.2                        35
                                                                                -0.0069            0.378               14.7                     30.6
                                                                                -0.0072            0.362               11.9                     27.2
                                                      Assumptions for Central Air Conditioners

Category                                                           Value                 Data Source
Power
ENERGY STAR Qualified Unit
  Initial Cost Per Unit                                                                                                                                         2 2.5 ton
                    2.5 ton                                           $1,149             Industry Data 2007                                                     2 3 ton
                    3 ton                                             $1,219             Industry Data 2007                                                       3.5 ton
                    3.5 ton                                           $1,371             Industry Data 2007                                                       4 ton
                    4 ton                                             $1,455             Industry Data 2007                                                       5 ton
                    5 ton                                             $1,685             Industry Data 2007
  Seasonal Energy Efficiency Ratio(SEER) rating                         14.5             EPA 2009
  Cooling Capacity of Air Conditioner (Btu/hr)                        36,000 Btu/hr      Calculated
  Lifetime                                                                14 years       EPA 2006


Conventional Unit
  Initial Cost Per Unit
                    2.5 ton                                           $1,110             Industry Data 2007
                    3 ton                                             $1,126             Industry Data 2007
                    3.5 ton                                           $1,275             Industry Data 2007
                    4 ton                                             $1,385             Industry Data 2007
                    5 ton                                             $1,581             Industry Data 2007
  Seasonal Energy Efficiency Ratio(SEER) rating                           13             EPA 2007
  Cooling Capacity of Air Conditioner (Btu/hr)                        36,000 Btu/hr      Calculated                                                             1 Yes       ES
  Lifetime                                                                14 years       EPA 2006                                                               2 No        Conventional


Maintenance
  Labor cost (per hour)                                                    $20           EPA 2004
  Labor time (hours)                                                         0           EPA 2004

Usage
   Full-Load Cooling Hours
      Full-Load Cooling Hours for Selected Location                    2141              ARI Unitary Directory, August 1, 1992 - January 31, 1993

Discount Rate
   Commercial and Residential Discount Rate (real)                         4%            A real discount rate of 4 percent is assumed, which is roughly
                                                                                         equivalent to the nominal discount rate of 7 percent (4 percent real
                                                                                         discount rate + 3 percent inflation rate).
   Programable Thermostat Discount Rate                                 16%              LBNL 2007 (Based on minimum estimated savings)

Energy and Water Prices
   Commercial Electricity Price                                      $0.0952 $/kWh       EIA 2008
   Residential Electricity Price                                     $0.1059 $/kWh       EIA 2008

Carbon Dioxide Emissions Factors
   Electricity Carbon Emission Factor                                   1.54 lbs CO2/kWh EPA 2008

CO2 Equivalents
   Annual CO2 sequestration per forested acre                          9,700 lbs CO2/year EPA 2007
   Annual CO2 emissions for "average" passenger car                   12,037 lbs CO2/year EPA 2007

Usage
  Full-Load Cooling Hours
  Full-Load Cooling Hours for Selected Location                        2,141             EPA 2002                                                                           AK-Anchorage
  AK-Anchorage                                                             0             EPA 2002                                                                           AK-Barrow
  AK-Barrow                                                                0             EPA 2002                                                                           AK-Fairbanks
  AK-Fairbanks                                                           129             EPA 2002                                                                           AK-Juneau
  AK-Juneau                                                                0             EPA 2002                                                                           AK-Nome
  AK-Nome                                                                  0             EPA 2002                                                                           AL-Birmingham
  AL-Birmingham                                                        1,557             EPA 2002                                                                           AL-Huntsville
  AL-Huntsville                                                        1,464             EPA 2002                                                                           AL-Mobile
  AL-Mobile                                                            2,265             EPA 2002                                                                           AL-Montgomery
  AL-Montgomery                                                        1,819             EPA 2002                                                                           AR-Fort Smith
  AR-Fort Smith                                                        1,432             EPA 2002                                                                           AR-Little Rock
  AR-Little Rock                                                       1,583             EPA 2002                                                                           AZ-Flagstaff
  AZ-Flagstaff                                                           179             EPA 2002                                                                           AZ-Phoenix
  AZ-Phoenix                                                           2,141             EPA 2002                                                                           AZ-Tucson
  AZ-Tucson                                                            1,842             EPA 2002                                                                           AZ-Winslow
  AZ-Winslow                                                             950             EPA 2002                                                                           AZ-Yuma
  AZ-Yuma                                                              2,315             EPA 2002                                                                           CA-Beverly Hills
  CA-Beverly Hills                                                     1,166             EPA 2002                                                                           CA-Los Angeles
  CA-Los Angeles                                                       1,530             EPA 2002                                                                           CA-Palm Springs
  CA-Palm Springs                                                      2,092             EPA 2002                                                                           CA-Sacramento
  CA-Sacramento                                                          871             EPA 2002                                                                           CA-San Diego
  CA-San Diego                                                         1,347             EPA 2002                                                                           CA-San Francisco
  CA-San Francisco                                                       224             EPA 2002                                                                           CA-Stockton
  CA-Stockton                                                          1,158             EPA 2002                                                                           CO-Alamosa
  CO-Alamosa                                                              97             EPA 2002                                                                           CO-Colorado Springs
  CO-Colorado Springs                                                    523             EPA 2002                                                                           CO-Denver
  CO-Denver                                                              628             EPA 2002                                                                           CO-Grand Junction
  CO-Grand Junction                                                      997             EPA 2002                                                                           CO-Pueblo
  CO-Pueblo                                                              834             EPA 2002                                                                           CT-Bridgeport
  CT-Bridgeport                                                          942             EPA 2002                                                                           CT-Hartford
  CT-Hartford                                                            695             EPA 2002                                                                           DC-Washington
  DC-Washington                                                        1,320             EPA 2002                                                                           DE-Wilmington
  DE-Wilmington                                                        1,015             EPA 2002                                                                           FL-Daytona Beach
  FL-Daytona Beach                                                     2,763             EPA 2002                                                                           FL-Fort Myers
  FL-Fort Myers                                                        3,288             EPA 2002                                                                           FL-Gainesville
  FL-Gainesville                                                       2,228             EPA 2002                                                                           FL-Jacksonville
  FL-Jacksonville                                                      2,086             EPA 2002                                                                           FL-Key West
  FL-Key West                                                          4,566             EPA 2002                                                                           FL-Miami
  FL-Miami                                                             3,931             EPA 2002                                                                           FL-Orlando
  FL-Orlando                                                           2,915             EPA 2002                                                                           FL-Pensacola
  FL-Pensacola                                                         2,297             EPA 2002                                                                           FL-Tallahassee
  FL-Tallahassee                                                       2,215             EPA 2002                                                                           FL-Tampa
  FL-Tampa                                                             3,068             EPA 2002                                                                           FL-W. Palm Beach
  FL-W. Palm Beach                                                     3,479             EPA 2002                                                                           GA-Athens
                           Assumptions for Central Air Conditioners

Category                                Value               Data Source
  GA-Athens                                 1,493           EPA 2002      GA-Atlanta
  GA-Atlanta                                1,484           EPA 2002      GA-Augusta
  GA-Augusta                                1,548           EPA 2002      GA-Columbus
  GA-Columbus                               1,845           EPA 2002      GA-Macon
  GA-Macon                                  1,900           EPA 2002      GA-Savannah
  GA-Savannah                               1,963           EPA 2002      HI-Hilo
  HI-Hilo                                   4,179           EPA 2002      HI-Honolulu
  HI-Honolulu                               5,016           EPA 2002      IA-Des Moines
  IA-Des Moines                               941           EPA 2002      IA-Dubuque
  IA-Dubuque                                  605           EPA 2002      IA-Sioux City
  IA-Sioux City                               836           EPA 2002      IA-Waterloo
  IA-Waterloo                                 667           EPA 2002      ID-Boise
  ID-Boise                                    614           EPA 2002      ID-Lewiston
  ID-Lewiston                                 636           EPA 2002      ID-Pocatello
  ID-Pocatello                                411           EPA 2002      IL-Chicago
  IL-Chicago                                  683           EPA 2002      IL-Moline
  IL-Moline                                   830           EPA 2002      IL-Peoria
  IL-Peoria                                   948           EPA 2002      IL-Rockford
  IL-Rockford                                 714           EPA 2002      IL-Springfield
  IL-Springfield                            1,036           EPA 2002      IN-Evansville
  IN-Evansville                             1,181           EPA 2002      IN-Fort Wayne
  IN-Fort Wayne                               786           EPA 2002      IN-Indianapolis
  IN-Indianapolis                             948           EPA 2002      IN-South Bend
  IN-South Bend                               710           EPA 2002      KS-Dodge City
  KS-Dodge City                             1,109           EPA 2002      KS-Goodland
  KS-Goodland                                 723           EPA 2002      KS-Topeka
  KS-Topeka                                 1,068           EPA 2002      KS-Wichita
  KS-Wichita                                1,225           EPA 2002      KY-Lexington
  KY-Lexington                              1,080           EPA 2002      KY-Louisville
  KY-Louisville                             1,150           EPA 2002      KY-Paducah
  KY-Paducah                                1,193           EPA 2002      LA-Baton Rouge
  LA-Baton Rouge                            2,233           EPA 2002      LA-Lake Charles
  LA-Lake Charles                           2,299           EPA 2002      LA-New Orleans
  LA-New Orleans                            2,388           EPA 2002      LA-Shreveport
  LA-Shreveport                             1,892           EPA 2002      MA-Boston
  MA-Boston                                   729           EPA 2002      MA-Worcester
  MA-Worcester                                453           EPA 2002      MD-Baltimore
  MD-Baltimore                              1,050           EPA 2002      ME-Caribou
  ME-Caribou                                  220           EPA 2002      ME-Portland
  ME-Portland                                 321           EPA 2002      MI-Alpena
  MI-Alpena                                   216           EPA 2002      MI-Detroit
  MI-Detroit                                  642           EPA 2002      MI-Flint
  MI-Flint                                    497           EPA 2002      MI-Grand Rapids
  MI-Grand Rapids                             595           EPA 2002      MI-Lansing
  MI-Lansing                                  578           EPA 2002      MI-Marquette
  MI-Marquette                                222           EPA 2002      MI-Muskegon
  MI-Muskegon                                 570           EPA 2002      MI-Sault St Marie
  MI-Sault St Marie                           196           EPA 2002      MN-Duluth
  MN-Duluth                                   212           EPA 2002      MN-International Falls
  MN-International Falls                      288           EPA 2002      MN-Minneapolis
  MN-Minneapolis                              662           EPA 2002      MN-Rochester
  MN-Rochester                                523           EPA 2002      MN-St. Cloud
  MN-St. Cloud                                414           EPA 2002      MO-Columbia
  MO-Columbia                               1,050           EPA 2002      MO-Kansas City
  MO-Kansas City                            1,032           EPA 2002      MO-Springfield
  MO-Springfield                            1,178           EPA 2002      MO-St. Louis
  MO-St. Louis                              1,215           EPA 2002      MS-Jackson
  MS-Jackson                                1,832           EPA 2002      MS-Meridian
  MS-Meridian                               1,726           EPA 2002      MS-Tupelo
  MS-Tupelo                                 1,623           EPA 2002      MT-Billings
  MT-Billings                                 510           EPA 2002      MT-Glasgow
  MT-Glasgow                                  465           EPA 2002      MT-Great Falls
  MT-Great Falls                              408           EPA 2002      MT-Havre
  MT-Havre                                    403           EPA 2002      MT-Helena
  MT-Helena                                   307           EPA 2002      MT-Kalispell
  MT-Kalispell                                193           EPA 2002      MT-Miles city
  MT-Miles city                               621           EPA 2002      MT-Missoula
  MT-Missoula                                 225           EPA 2002      NC-Asheville
  NC-Asheville                                919           EPA 2002      NC-Charlotte
  NC-Charlotte                              1,325           EPA 2002      NC-Greensboro
  NC-Greensboro                             1,203           EPA 2002      NC-Raleigh
  NC-Raleigh                                1,239           EPA 2002      NC-Wilmington
  NC-Wilmington                             1,758           EPA 2002      ND-Bismarck
  ND-Bismarck                                 437           EPA 2002      ND-Fargo
  ND-Fargo                                    476           EPA 2002      ND-Williston
  ND-Williston                                459           EPA 2002      NE-Grand Island
  NE-Grand Island                             851           EPA 2002      NE-Lincoln
  NE-Lincoln                                  899           EPA 2002      NE-Norfolk
  NE-Norfolk                                  801           EPA 2002      NE-North Platte
  NE-North Platte                             640           EPA 2002      NE-Omaha
  NE-Omaha                                    890           EPA 2002      NE-Scottsbluff
  NE-Scottsbluff                              647           EPA 2002      NH-Concord
  NH-Concord                                  385           EPA 2002      NJ-Atlantic City
  NJ-Atlantic City                            832           EPA 2002      NJ-Newark
  NJ-Newark                                 1,007           EPA 2002      NM-Albuquerque
  NM-Albuquerque                            1,038           EPA 2002      NM-Roswell
  NM-Roswell                                1,355           EPA 2002      NV-Elko
  NV-Elko                                     361           EPA 2002      NV-Ely
  NV-Ely                                      209           EPA 2002      NV-Las Vegas
  NV-Las Vegas                              1,773           EPA 2002      NV-Reno
  NV-Reno                                     317           EPA 2002      NV-Winnemucca
  NV-Winnemucca                               418           EPA 2002      NY-Albany
  NY-Albany                                   515           EPA 2002      NY-Binghamton
  NY-Binghamton                               440           EPA 2002      NY-Buffalo
  NY-Buffalo                                  571           EPA 2002      NY-New York
  NY-New York                               1,089           EPA 2002      NY-Rochester
  NY-Rochester                                554           EPA 2002      NY-Syracuse
  NY-Syracuse                                 552           EPA 2002      OH-Akron
                                                         Assumptions for Central Air Conditioners

Category                                                               Value              Data Source
   OH-Akron                                                                  714          EPA 2002      OH-Cincinnati
   OH-Cincinnati                                                             996          EPA 2002      OH-Cleveland
   OH-Cleveland                                                              639          EPA 2002      OH-Columbus
   OH-Columbus                                                               828          EPA 2002      OH-Dayton
   OH-Dayton                                                                 947          EPA 2002      OH-Mansfield
   OH-Mansfield                                                              711          EPA 2002      OH-Toledo
   OH-Toledo                                                                 649          EPA 2002      OH-Youngstown
   OH-Youngstown                                                             554          EPA 2002      OK-Oklahoma City
   OK-Oklahoma City                                                        1,436          EPA 2002      OK-Tulsa
   OK-Tulsa                                                                1,486          EPA 2002      OR-Astoria
   OR-Astoria                                                                 56          EPA 2002      OR-Eugene
   OR-Eugene                                                                 261          EPA 2002      OR-Medford
   OR-Medford                                                                534          EPA 2002      OR-Pendleton
   OR-Pendleton                                                              622          EPA 2002      OR-Portland
   OR-Portland                                                               379          EPA 2002      OR-Salem
   OR-Salem                                                                  248          EPA 2002      PA-Allentown
   PA-Allentown                                                              784          EPA 2002      PA-Erie
   PA-Erie                                                                   482          EPA 2002      PA-Harrisburg
   PA-Harrisburg                                                             929          EPA 2002      PA-Philadelphia
   PA-Philadelphia                                                         1,032          EPA 2002      PA-Pittsburgh
   PA-Pittsburgh                                                             737          EPA 2002      PA-Scranton
   PA-Scranton                                                               621          EPA 2002      PA-Williamsport
   PA-Williamsport                                                           659          EPA 2002      RI-Providence
   RI-Providence                                                             656          EPA 2002      SC-Charleston
   SC-Charleston                                                           2,127          EPA 2002      SC-Columbia
   SC-Columbia                                                             1,626          EPA 2002      SC-Greenville
   SC-Greenville                                                           1,386          EPA 2002      SD-Aberdeen
   SD-Aberdeen                                                               544          EPA 2002      SD-Huron
   SD-Huron                                                                  633          EPA 2002      SD-Rapid City
   SD-Rapid City                                                             593          EPA 2002      SD-Sioux Falls
   SD-Sioux Falls                                                            691          EPA 2002      TN-Bristol
   TN-Bristol                                                              1,066          EPA 2002      TN-Chattanooga
   TN-Chattanooga                                                          1,353          EPA 2002      TN-Knoxville
   TN-Knoxville                                                            1,288          EPA 2002      TN-Memphis
   TN-Memphis                                                              1,654          EPA 2002      TN-Nashville
   TN-Nashville                                                            1,375          EPA 2002      TX-Abilene
   TX-Abilene                                                              1,741          EPA 2002      TX-Amarillo
   TX-Amarillo                                                             1,142          EPA 2002      TX-Austin
   TX-Austin                                                               2,412          EPA 2002      TX-Brownsville
   TX-Brownsville                                                          3,233          EPA 2002      TX-Corpus Christi
   TX-Corpus Christi                                                       2,958          EPA 2002      TX-Dallas
   TX-Dallas                                                               1,926          EPA 2002      TX-Del Rio
   TX-Del Rio                                                              2,380          EPA 2002      TX-El Paso
   TX-El Paso                                                              1,524          EPA 2002      TX-Galveston
   TX-Galveston                                                            2,967          EPA 2002      TX-Houston
   TX-Houston                                                              2,209          EPA 2002      TX-Lubbock
   TX-Lubbock                                                              1,298          EPA 2002      TX-Midland
   TX-Midland                                                              1,546          EPA 2002      TX-Port Arthur
   TX-Port Arthur                                                          2,452          EPA 2002      TX-San Angelo
   TX-San Angelo                                                           2,225          EPA 2002      TX-San Antonio
   TX-San Antonio                                                          2,237          EPA 2002      TX-Victoria
   TX-Victoria                                                             2,465          EPA 2002      TX-Waco
   TX-Waco                                                                 2,041          EPA 2002      TX-Wichita Falls
   TX-Wichita Falls                                                        1,671          EPA 2002      UT-Salt Lake City
   UT-Salt Lake City                                                         785          EPA 2002      VA-Lynchburg
   VA-Lynchburg                                                            1,031          EPA 2002      VA-Norfolk
   VA-Norfolk                                                              1,346          EPA 2002      VA-Richmond
   VA-Richmond                                                             1,188          EPA 2002      VA-Roanoke
   VA-Roanoke                                                              1,002          EPA 2002      VT-Burlington
   VT-Burlington                                                             455          EPA 2002      WA-Olympia
   WA-Olympia                                                                125          EPA 2002      WA-Seattle
   WA-Seattle                                                                282          EPA 2002      WA-Spokane
   WA-Spokane                                                                395          EPA 2002      WA-Walla Walla
   WA-Walla Walla                                                            714          EPA 2002      WA-Yakima
   WA-Yakima                                                                 415          EPA 2002      WI-Green Bay
   WI-Green Bay                                                              457          EPA 2002      WI-La Crosse
   WI-La Crosse                                                              713          EPA 2002      WI-Madison
   WI-Madison                                                                487          EPA 2002      WI-Milwaukee
   WI-Milwaukee                                                              513          EPA 2002      WV-Beckley
   WV-Beckley                                                                699          EPA 2002      WV-Charleston
   WV-Charleston                                                             967          EPA 2002      WV-Elkins
   WV-Elkins                                                                 477          EPA 2002      WV-Huntington
   WV-Huntington                                                           1,035          EPA 2002      WY-Casper
   WY-Casper                                                                 439          EPA 2002      WY-Cheyenne
   WY-Cheyenne                                                               353          EPA 2002      WY-Lander
   WY-Lander                                                                 455          EPA 2002      WY-Sheridan
   WY-Sheridan                                                               387          EPA 2002

For questions or comments, please send your email to:   Escalcs@cadmusgroup.com
Calculator last updated: 01/09
                                                           Assumptions for Furnace

Category                                                                   Value                Data Source
Power
ENERGY STAR Qualified Unit
  Installed Cost                                                    $1,100                      Industry Data, 2007
  Annual Fuel Utilization Efficiency (AFUE) for Gas                   90%                       ENERGY STAR Specification
  Annual Fuel Utilization Efficiency (AFUE) for Oil                   83%                       ENERGY STAR Specification              1
  Lifetime (Gas)                                                        18 years                LBNL 2007                              2
  Lifetime (Oil)                                                        17 years                LBNL 2007                              3
  Lifetime of Selected Unit                                             17 years                Selection                              4
                                                                                                                                       5
Conventional Unit                                                                                                                      6
  Installed Cost                                                       $780                     Industry Data, 2007                    7
  Annual Fuel Utilization Efficiency (AFUE)                 See Table 1 (Cell H5)               RESNET, 2006                           8
  Lifetime (Gas)                                                         18 years               LBNL 2007                              8
  Lifetime (Oil)                                                         17 years               LBNL 2007
  Lifetime of Selected Unit                                              17 years               Selection

Maintenance
  Labor cost (per hour)                                                  $20                    Assumption
  Labor time (hours)                                                       0                    Assumption                             1
                                                                                                                                       2
Conditioned Area                                                     2,500 square feet          Assumption                             3
                                                                                                                                       4
Residential Space Heating Load                                                                                                         5
Selected City Heat Load by Construction Age (kBTU/SF/YR)         23.40                          Calculated                             6
                                                                               Savings Due to
Ratio of Heating Degree Days to Regional Average             % of Regional     Programmable
Heating Degree Day                                               Load           Thermostat      NOAA, 2007                             7
ANCHORAGE, AK                                                           2.4                     Calculated                             8
JUNEAU, AK                                                              2.0                     Calculated                             7
BIRMINGHAM, AL                                                          0.8                     Calculated
HUNTSVILLE, AL                                                          0.9                     Calculated
MOBILE, AL                                                              0.5                     Calculated
FORT SMITH, AR                                                          1.5                     Calculated

LITTLE ROCK, AR                                                          1.4                    Calculated                             1
NORTH LITTLE ROCK, AR                                                    1.3                    Calculated                             2
FLAGSTAFF, AZ                                                            1.3                    Calculated                             3
PHOENIX, AZ                                                              0.2                    Calculated                             4
TUCSON, AZ                                                               0.3                    Calculated                             5
WINSLOW, AZ                                                              0.8                    Calculated                             6
YUMA, AZ                                                                 0.1                    Calculated                             7
BAKERSFIELD, CA                                                          0.5                    Calculated                             8
BISHOP, CA                                                               1.0                    Calculated                             9
FRESNO, CA                                                               0.6                    Calculated                             2
LONG BEACH, CA                                                           0.3                    Calculated
LOS ANGELES C.O., CA                                                     0.2                    Calculated
MOUNT SHASTA, CA                                                         1.4                    Calculated                  Table 4-Fuel Type Selected
SACRAMENTO, CA                                                           0.6                    Calculated                             1
SAN DIEGO, CA                                                            0.2                    Calculated                             2
SAN FRANCISCO C.O., CA                                                   0.6                    Calculated
SANTA BARBARA, CA                                                        0.5                    Calculated                             2
SANTA MARIA, CA                                                          0.6                    Calculated
STOCKTON, CA                                                             0.6                    Calculated
EUREKA, CA.                                                              1.0                    Calculated                  Table 5-Programmable Thermosta
ALAMOSA, CO                                                              1.6                    Calculated                             1
COLORADO SPRINGS, CO                                                     1.1                    Calculated                             2
DENVER, CO                                                               1.1                    Calculated                             1
GRAND JUNCTION, CO                                                       1.0                    Calculated                             1
PUEBLO, CO                                                               1.0                    Calculated                             2
BRIDGEPORT, CT                                                           0.8                    Calculated                             2
HARTFORD, CT                                                             0.9                    Calculated
WASHINGTON, DC                                                           1.1                    Calculated                  Table 6 - ENERGY STAR Specific
WILMINGTON, DE                                                           1.3                    Calculated
MIAMI, FL                                                                0.0                    Calculated
ORLANDO, FL                                                              0.2                    Calculated                  Selected
TALLAHASSEE, FL                                                          0.4                    Calculated
ATLANTA, GA                                                              0.8                    Calculated
AUGUSTA, GA                                                              0.7                    Calculated
HONOLULU, HI                                                             0.0                    Calculated
DES MOINES, IA                                                           1.0                    Calculated
SIOUX CITY, IA                                                           1.0                    Calculated
BOISE, ID                                                                1.0                    Calculated
LEWISTON, ID                                                             0.9                    Calculated
CHICAGO, IL                                                              1.0                    Calculated
MOLINE, IL                                                               1.0                    Calculated
PEORIA, IL                                                               1.0                    Calculated
SPRINGFIELD, IL                                                          0.9                    Calculated
EVANSVILLE, IN                                                           0.7                    Calculated
FORT WAYNE, IN                                                           1.0                    Calculated
INDIANAPOLIS, IN                                                         0.9                    Calculated
SOUTH BEND, IN                                                           1.0                    Calculated
CONCORDIA, KS                                                            0.8                    Calculated
DODGE CITY, KS                                                           0.8                    Calculated
GOODLAND, KS                                                             0.9                    Calculated
TOPEKA, KS                                                               0.8                    Calculated
WICHITA, KS                                                              0.7                    Calculated
JACKSON, KY                                                              1.3                    Calculated
LEXINGTON, KY                                                            1.4                    Calculated
LOUISVILLE, KY                                                           1.3                    Calculated
                                Assumptions for Furnace

Category                                    Value         Data Source
PADUCAH, KY                               1.2             Calculated
BATON ROUGE, LA                           0.7             Calculated
LAKE CHARLES, LA                          0.7             Calculated
NEW ORLEANS, LA                           0.6             Calculated
SHREVEPORT, LA                            1.0             Calculated
BOSTON, MA                                0.9             Calculated
WORCESTER, MA                             1.0             Calculated
BALTIMORE, MD                             1.3             Calculated
PORTLAND, ME                              1.1             Calculated
DETROIT, MI                               1.0             Calculated
FLINT, MI                                 1.1             Calculated
GRAND RAPIDS, MI                          1.1             Calculated
LANSING, MI                               1.1             Calculated
DULUTH, MN                                1.5             Calculated
MINNEAPOLIS-ST.PAUL, MN                   1.2             Calculated
SAINT CLOUD, MN                           1.3             Calculated
COLUMBIA, MO                              0.8             Calculated
KANSAS CITY, MO                           0.8             Calculated
SPRINGFIELD, MO                           0.7             Calculated
ST. LOUIS, MO                             0.7             Calculated
JACKSON, MS                               0.7             Calculated
MERIDIAN, MS                              0.7             Calculated
BILLINGS, MT                              1.3             Calculated
GREAT FALLS, MT                           1.4             Calculated
HELENA, MT                                1.4             Calculated
MISSOULA, MT                              1.4             Calculated
ASHEVILLE, NC                             1.1             Calculated
CHARLOTTE, NC                             0.9             Calculated
RALEIGH, NC                               0.9             Calculated
BISMARCK, ND                              1.3             Calculated
FARGO, ND                                 1.4             Calculated
GRAND ISLAND, NE                          1.0             Calculated
LINCOLN, NE                               0.9             Calculated
OMAHA (NORTH), NE                         0.9             Calculated
SCOTTSBLUFF, NE                           1.0             Calculated
CONCORD, NH                               1.1             Calculated
ATLANTIC CITY C.O., NJ                    1.2             Calculated
NEWARK, NJ                                1.3             Calculated
ALBUQUERQUE, NM                           0.8             Calculated
CLAYTON, NM                               0.9             Calculated
ROSWELL, NM                               0.6             Calculated
LAS VEGAS, NV                             0.4             Calculated
RENO, NV                                  1.0             Calculated
WINNEMUCCA, NV                            1.1             Calculated
ALBANY, NY                                1.1             Calculated
BINGHAMTON, NY                            1.2             Calculated
BUFFALO, NY                               1.1             Calculated
ISLIP, NY                                 0.9             Calculated
NEW YORK (JFK AIRPORT), NY                0.8             Calculated
SYRACUSE, NY                              1.1             Calculated
AKRON, OH                                 1.0             Calculated
CINCINNATI, OH                            0.8             Calculated
CLEVELAND, OH                             1.0             Calculated
COLUMBUS, OH                              0.9             Calculated
DAYTON, OH                                0.9             Calculated
MANSFIELD, OH                             1.0             Calculated
TOLEDO, OH                                1.0             Calculated
YOUNGSTOWN, OH                            1.0             Calculated
OKLAHOMA CITY, OK                         1.6             Calculated
TULSA, OK                                 1.6             Calculated
ASTORIA, OR                               1.2             Calculated
BURNS, OR                                 1.8             Calculated
EUGENE, OR                                1.1             Calculated
MEDFORD, OR                               1.0             Calculated
PENDLETON, OR                             1.2             Calculated
PORTLAND, OR                              1.0             Calculated
SALEM, OR                                 1.1             Calculated
SEXTON SUMMIT, OR                         1.4             Calculated
ALLENTOWN, PA                             0.9             Calculated
HARRISBURG, PA                            0.9             Calculated
PHILADELPHIA, PA                          0.8             Calculated
PITTSBURGH, PA                            1.0             Calculated
WILLIAMSPORT, PA                          1.0             Calculated
ERIE, PA.                                 1.1             Calculated
PROVIDENCE, RI                            0.9             Calculated
COLUMBIA, SC                              0.7             Calculated
HURON, SD                                 1.2             Calculated
RAPID CITY, SD                            1.1             Calculated
SIOUX FALLS, SD                           1.2             Calculated
BRISTOL-JHNSN CTY-KNGSPRT, TN             1.3             Calculated
CHATTANOOGA, TN                           1.0             Calculated
KNOXVILLE, TN                             1.1             Calculated
MEMPHIS, TN                               0.9             Calculated
NASHVILLE, TN                             1.1             Calculated
ABILENE, TX                               1.2             Calculated
AMARILLO, TX                              1.9             Calculated
AUSTIN/BERGSTROM, TX                      0.8             Calculated
AUSTIN/CITY, TX                           0.7             Calculated
BROWNSVILLE, TX                           0.3             Calculated
                                                              Assumptions for Furnace

Category                                                                      Value            Data Source
CORPUS CHRISTI, TX                                                          0.4                Calculated
DALLAS-FORT WORTH, TX                                                       1.1                Calculated
DALLAS-LOVE FIELD, TX                                                       1.0                Calculated
DEL RIO, TX                                                                 0.6                Calculated
EL PASO, TX                                                                 1.2                Calculated
GALVESTON, TX                                                               0.5                Calculated
HOUSTON, TX                                                                 0.7                Calculated
LUBBOCK, TX                                                                 1.5                Calculated
MIDLAND-ODESSA, TX                                                          1.2                Calculated
PORT ARTHUR, TX                                                             0.6                Calculated
SAN ANGELO, TX                                                              1.1                Calculated
SAN ANTONIO, TX                                                             0.7                Calculated
VICTORIA, TX                                                                0.6                Calculated
WACO, TX                                                                    1.0                Calculated
WICHITA FALLS, TX                                                           1.4                Calculated
MILFORD, UT                                                                 1.1                Calculated
SALT LAKE CITY, UT                                                          1.0                Calculated
LYNCHBURG, VA                                                               1.2                Calculated
NORFOLK, VA                                                                 0.9                Calculated
RICHMOND, VA                                                                1.1                Calculated
ROANOKE, VA                                                                 1.2                Calculated
BURLINGTON, VT                                                              1.2                Calculated
OLYMPIA, WA                                                                 1.3                Calculated
QUILLAYUTE, WA                                                              1.3                Calculated
SEATTLE, WA                                                                 1.1                Calculated
SPOKANE, WA                                                                 1.6                Calculated
WALLA WALLA, WA                                                             1.1                Calculated
YAKIMA, WA                                                                  1.4                Calculated
GREEN BAY, WI                                                               1.3                Calculated
MADISON, WI                                                                 1.2                Calculated
MILWAUKEE, WI                                                               1.1                Calculated
BECKLEY, WV                                                                 1.5                Calculated
CHARLESTON, WV                                                              1.3                Calculated
ELKINS, WV                                                                  1.7                Calculated
HUNTINGTON, WV                                                              1.3                Calculated
CHEYENNE, WY                                                                1.3                Calculated
LANDER, WY                                                                  1.4                Calculated
SHERIDAN, WY                                                                1.4                Calculated

Programmable Thermostat Savings
  Average Heating Savings in the North                                   16.6%                 LBNL 2007
  Average Heating Savings in the South                                   27.6%                 LBNL 2007
  Average Heating Savings in the Selected City                           21.7%                 Calculated (see Table 7 Cell M35)

Discount Rate
  Commercial and Residential Discount Rate (real)                           4%                 A real discount rate of 4 percent is assumed, which is
                                                                                               roughly equivalent to the nominal discount rate of 7 percent
                                                                                               (4 percent real discount rate + 3 percent inflation rate).

Energy Conversions
  Btus per Gallon of #2 oil                                            139,000 Btu/gal         EIA 2006
  Btu per Therm of Gas                                                 100,000 Btu/Therm       LBNL 2004

Energy Prices
  Residential Price of # 2 Oil                                           $2.69   $/gal         EIA 2008
  Commercial Price of # 2 Oil                                            $2.39   $/gal         EIA 2008
  Residential Gas Price                                                  $1.27   $/therm       EIA 2008
  Commercial Gas Price                                                   $1.10   $/therm       EIA 2008

Carbon Dioxide Emissions Factors
  Oil CO2 Emission Factor                                               161.27 lbs CO2/MMBtu   EPA 2007
  Gas CO2 Factor                                                        116.97 lbs CO2/MMBtu   EPA 2007

Carbon Dioxide Equivalents
  Annual CO2 sequestration per forested acre                             9,700 lbs CO2/year    EPA 2007
  Annual CO2 emissions for "average" passenger car                      12,037 lbs CO2/year    EPA 2007

Calculator last updated 08/08

For questions or comments, please send your email to: Escalcs@cadmusgroup.com
             Table 1-Vintage Furnace Efficiency
                                        1           2            2
                                Gas        Oil          Selected
             <1960                  60%           60%        60%
             1960-1969              60%           65%        65%
             1970-1974              65%           72%        72%
             1975-1983              68%           75%        75%
             1984-1987              68%           80%        80%
             1988-1991              76%           80%        80%
             >1992                  78%           80%        80%
             New Unit               78%           80%        80%
             Selected Value                                  80%

             Table 2-Historical Heat Loads by Construction Age and Region (kBTU/SF/YR)
             Construction Date Region
             Region                      1         2           3         4               5            6         7                     8                  9             2
             Age                           Mid                   E
                                 New England AtlanticSouth AtlanticS CentralE N Central    W N Central W S Central Mountain               Pacific             Mid Atlantic
             <1940                      50        49         45         34              62          47        49                    55                  29         49.0
             1940-1949                  46        45         41         33              56          44        43                    50                  27         45.0
             1950-1959                  43        41         37         33              51          41        37                    45                  26         41.0
             1960-1969                  40        38         32         32              45          38        31                    40                  25         38.0
             1970-1979                  37        34         28         31              39          35        24                    36                  24         34.0
             1980-1989                  34        30         24         30              34          32        18                    31                  22         30.0


             1990-1999                  31         26          20      29              28            29          12                 26                  21          26.0
             2000-Present               29         24          18      28              24            27           9                 23                  20          24.0
             Selected Value                                                                                                                                         26.0



             Table 3-Census Division Lookup Table                           Table 7 - Programmable Thermostat Savings Lookup Table
                                                                                                                      avg lower quartile avg upper quartile
             New England                                                                   slope, m      intercept, b  (kBTU/SF/YR)       (kBTU/SF/YR)
             Middle Atlantic                                                             1       -0.0037        0.389              30.7               60.7
             South Atlantic                                                              2       -0.0042        0.391              27.9               54.6
             East South Central                                                          3       -0.0047        0.398              26.2               49.8
             East North Central                                                          4        -0.005        0.399              23.2                  44
             West North Central                                                          5       -0.0059        0.399              20.7               39.2
             West South Central                                                          6       -0.0065        0.395              18.2                  35
             Mountain                                                                    7       -0.0069        0.378              14.7               30.6
             Pacific                                                                     8       -0.0072        0.362              11.9               27.2
             Selected


Table 4-Fuel Type Selected
              Gas                 Energy Consumption (Therms)
              Oil                 Energy Consumption (Gallons)

             Selected


Table 5-Programmable Thermostat Usage
             Yes             ENERGY STAR Case
             No
             Selected Value
             Yes             Standard Case
             No
             Selected Value

Table 6 - ENERGY STAR Specification
                       90%       Annual Fuel Utilization Efficiency (AFUE) for Gas
                       83%       Annual Fuel Utilization Efficiency (AFUE) for Oil
                       83%
                                                               Assumptions for Dehumidifiers

Category                                                      Value          Data Source                                                                                3    L/day    Pints/day
Power                                                                                                                                                                       10.5952     22.4       1-25
ENERGY STAR Qualified Unit                                                                                                                                                   14.19       30        25-35
  Initial Cost Per Unit                                    $150              EPA 2006                                                                                        18.92       40        35-45
       Energy Factor                                                                                                                                                        23.4135     49.5       45-54
          1-25 Pints/day                                   1.20    L/kWh     ENERGY STAR Specification                                                                      30.5085     64.5       54-75
          25-35 Pints/day                                  1.40    L/kWh     ENERGY STAR Specification                                                                      43.8944     92.8      75-185
          35-45 Pints/day                                  1.50    L/kWh     ENERGY STAR Specification
          45-54 Pints/day                                  1.60    L/kWh     ENERGY STAR Specification
          54-75 Pints/day                                  1.60    L/kWh     ENERGY STAR Specification
          75-185 Pints/day                                 2.50    L/kWh     ENERGY STAR Specification
  Lifetime                                                    12   years     LBNL 2007

Conventional Unit
  Initial Cost Per Unit                                    $150              EPA 2006
       Energy Factor
          1-25 Pints/day                                   1.10    L/kWh     LBNL 2007
          25-35 Pints/day                                  1.20    L/kWh     LBNL 2007
          35-45 Pints/day                                  1.20    L/kWh     LBNL 2007
          45-54 Pints/day                                  1.23    L/kWh     LBNL 2007
          54-75 Pints/day                                  1.55    L/kWh     LBNL 2007
          75-185 Pints/day                                 1.90    L/kWh     LBNL 2007
  Lifetime                                                    12   years     LBNL 2007

Usage
   Hours in use per year                                    67.5 days/year   EPA 2006
   Hours in use per year                                   1620 hrs/year     EPA 2006

Maintenance
   Labor cost (per hour)                                    $20              EPA 2004
   Labor time (hours)                                         0              Assumption

Discount Rate
   Commercial and Residential Discount Rate (real)          4%               A real discount rate of 4 percent is assumed, which is roughly equivalent to the nominal
                                                                             discount rate of 7 percent (4 percent real discount rate + 3 percent inflation rate).

Energy and Water Prices
   Commercial Electricity Price                         $0.0952 $/kWh        EIA 2008
   Residential Electricity Price                        $0.1059 $/kWh        EIA 2008

Carbon Dioxide Emissions Factors
   Electricity Carbon Emission Factors                     1.54 lbs CO2/kWh EPA 2008

CO2 Equivalents
   Annual CO2 sequestration per forested acre             9,700 lbs CO2/year EIA 2007
   Annual CO2 emissions for "average" passenger car      12,037 lbs CO2/year EIA 2007

For more information, please contact                  Escalcs@cadmusgroup.com

Last updated 08/08
                                                   Assumptions for Room Air Conditioners

Category                                                             Value       Data Source
Power
  ENERGY STAR Qualified Unit
    Initial Cost Per Unit                                        $300            DOE 2005
    Energy Efficiency Ratio (EER)                                10.8            ENERGY STAR Specification
    Cooling Capacity of Air Conditioner (Btu/hr)               10,000 Btu/hr     DOE 2004
    Lifetime                                                        9 years      Appliance Magazine, September 2007

  Conventional Unit (Manufactured After 1994)
    Initial Cost Per Unit                                        $270            DOE 2005
    Energy Efficiency Ratio (EER)                                  9.8           DOE 2005
    Cooling Capacity of Air Conditioner (Btu/hr)               10,000 Btu/hr     DOE 2004
    Lifetime                                                         9 years     Appliance Magazine, September 2007

Maintenance
  Labor cost (per hour)                                          $20             EPA 2004
  Labor time (hours)                                               0             EPA 2004

Usage
  Full-Load Cooling Hours
  Full-Load Cooling Hours for Selected Location                 2,141            EPA 2002
  AK-Anchorage                                                      0            EPA 2002
  AK-Barrow                                                         0            EPA 2002
  AK-Fairbanks                                                    129            EPA 2002
  AK-Juneau                                                         0            EPA 2002
  AK-Nome                                                           0            EPA 2002
  AL-Birmingham                                                 1,557            EPA 2002
  AL-Huntsville                                                 1,464            EPA 2002
  AL-Mobile                                                     2,265            EPA 2002
  AL-Montgomery                                                 1,819            EPA 2002
  AR-Fort Smith                                                 1,432            EPA 2002
  AR-Little Rock                                                1,583            EPA 2002
  AZ-Flagstaff                                                    179            EPA 2002
  AZ-Phoenix                                                    2,141            EPA 2002
  AZ-Tucson                                                     1,842            EPA 2002
  AZ-Winslow                                                      950            EPA 2002
  AZ-Yuma                                                       2,315            EPA 2002
  CA-Beverly Hills                                              1,166            EPA 2002
  CA-Los Angeles                                                1,530            EPA 2002
  CA-Palm Springs                                               2,092            EPA 2002
  CA-Sacramento                                                   871            EPA 2002
  CA-San Diego                                                  1,347            EPA 2002
  CA-San Francisco                                                224            EPA 2002
  CA-Stockton                                                   1,158            EPA 2002
  CO-Alamosa                                                       97            EPA 2002
  CO-Colorado Springs                                             523            EPA 2002
  CO-Denver                                                       628            EPA 2002
  CO-Grand Junction                                               997            EPA 2002
  CO-Pueblo                                                       834            EPA 2002
  CT-Bridgeport                                                   942            EPA 2002
  CT-Hartford                                                     695            EPA 2002
  DC-Washington                                                 1,320            EPA 2002
  DE-Wilmington                                                 1,015            EPA 2002
  FL-Daytona Beach                                              2,763            EPA 2002
  FL-Fort Myers                                                 3,288            EPA 2002
  FL-Gainesville                                                2,228            EPA 2002
  FL-Jacksonville                                               2,086            EPA 2002
  FL-Key West                                                   4,566            EPA 2002
  FL-Miami                                                      3,931            EPA 2002
  FL-Orlando                                                    2,915            EPA 2002
  FL-Pensacola                                                  2,297            EPA 2002
  FL-Tallahassee                                                2,215            EPA 2002
  FL-Tampa                                                      3,068            EPA 2002
  FL-W. Palm Beach                                              3,479            EPA 2002
  GA-Athens                                                     1,493            EPA 2002
  GA-Atlanta                                                    1,484            EPA 2002
  GA-Augusta                                                    1,548            EPA 2002
  GA-Columbus                                                   1,845            EPA 2002
  GA-Macon                                                      1,900            EPA 2002
  GA-Savannah                                                   1,963            EPA 2002
  HI-Hilo                                                       4,179            EPA 2002
  HI-Honolulu                                                   5,016            EPA 2002
  IA-Des Moines                                                   941            EPA 2002
  IA-Dubuque                                                      605            EPA 2002
  IA-Sioux City                                                   836            EPA 2002
  IA-Waterloo                                                     667            EPA 2002
  ID-Boise                                                        614            EPA 2002
  ID-Lewiston                                                     636            EPA 2002
  ID-Pocatello                                                    411            EPA 2002
  IL-Chicago                                                      683            EPA 2002
  IL-Moline                                                       830            EPA 2002
  IL-Peoria                                                       948            EPA 2002
  IL-Rockford                                                     714            EPA 2002
                           Assumptions for Room Air Conditioners

Category                                    Value        Data Source
  IL-Springfield                        1,036            EPA 2002
  IN-Evansville                         1,181            EPA 2002
  IN-Fort Wayne                           786            EPA 2002
  IN-Indianapolis                         948            EPA 2002
  IN-South Bend                           710            EPA 2002
  KS-Dodge City                         1,109            EPA 2002
  KS-Goodland                             723            EPA 2002
  KS-Topeka                             1,068            EPA 2002
  KS-Wichita                            1,225            EPA 2002
  KY-Lexington                          1,080            EPA 2002
  KY-Louisville                         1,150            EPA 2002
  KY-Paducah                            1,193            EPA 2002
  LA-Baton Rouge                        2,233            EPA 2002
  LA-Lake Charles                       2,299            EPA 2002
  LA-New Orleans                        2,388            EPA 2002
  LA-Shreveport                         1,892            EPA 2002
  MA-Boston                               729            EPA 2002
  MA-Worcester                            453            EPA 2002
  MD-Baltimore                          1,050            EPA 2002
  ME-Caribou                              220            EPA 2002
  ME-Portland                             321            EPA 2002
  MI-Alpena                               216            EPA 2002
  MI-Detroit                              642            EPA 2002
  MI-Flint                                497            EPA 2002
  MI-Grand Rapids                         595            EPA 2002
  MI-Lansing                              578            EPA 2002
  MI-Marquette                            222            EPA 2002
  MI-Muskegon                             570            EPA 2002
  MI-Sault St Marie                       196            EPA 2002
  MN-Duluth                               212            EPA 2002
  MN-International Falls                  288            EPA 2002
  MN-Minneapolis                          662            EPA 2002
  MN-Rochester                            523            EPA 2002
  MN-St. Cloud                            414            EPA 2002
  MO-Columbia                           1,050            EPA 2002
  MO-Kansas City                        1,032            EPA 2002
  MO-Springfield                        1,178            EPA 2002
  MO-St. Louis                          1,215            EPA 2002
  MS-Jackson                            1,832            EPA 2002
  MS-Meridian                           1,726            EPA 2002
  MS-Tupelo                             1,623            EPA 2002
  MT-Billings                             510            EPA 2002
  MT-Glasgow                              465            EPA 2002
  MT-Great Falls                          408            EPA 2002
  MT-Havre                                403            EPA 2002
  MT-Helena                               307            EPA 2002
  MT-Kalispell                            193            EPA 2002
  MT-Miles city                           621            EPA 2002
  MT-Missoula                             225            EPA 2002
  NC-Asheville                            919            EPA 2002
  NC-Charlotte                          1,325            EPA 2002
  NC-Greensboro                         1,203            EPA 2002
  NC-Raleigh                            1,239            EPA 2002
  NC-Wilmington                         1,758            EPA 2002
  ND-Bismarck                             437            EPA 2002
  ND-Fargo                                476            EPA 2002
  ND-Williston                            459            EPA 2002
  NE-Grand Island                         851            EPA 2002
  NE-Lincoln                              899            EPA 2002
  NE-Norfolk                              801            EPA 2002
  NE-North Platte                         640            EPA 2002
  NE-Omaha                                890            EPA 2002
  NE-Scottsbluff                          647            EPA 2002
  NH-Concord                              385            EPA 2002
  NJ-Atlantic City                        832            EPA 2002
  NJ-Newark                             1,007            EPA 2002
  NM-Albuquerque                        1,038            EPA 2002
  NM-Roswell                            1,355            EPA 2002
  NV-Elko                                 361            EPA 2002
  NV-Ely                                  209            EPA 2002
  NV-Las Vegas                          1,773            EPA 2002
  NV-Reno                                 317            EPA 2002
  NV-Winnemucca                           418            EPA 2002
  NY-Albany                               515            EPA 2002
  NY-Binghamton                           440            EPA 2002
  NY-Buffalo                              571            EPA 2002
  NY-New York                           1,089            EPA 2002
  NY-Rochester                            554            EPA 2002
  NY-Syracuse                             552            EPA 2002
  OH-Akron                                714            EPA 2002
  OH-Cincinnati                           996            EPA 2002
  OH-Cleveland                            639            EPA 2002
                                                    Assumptions for Room Air Conditioners

Category                                                             Value        Data Source
  OH-Columbus                                                      828            EPA 2002
  OH-Dayton                                                        947            EPA 2002
  OH-Mansfield                                                     711            EPA 2002
  OH-Toledo                                                        649            EPA 2002
  OH-Youngstown                                                    554            EPA 2002
  OK-Oklahoma City                                               1,436            EPA 2002
  OK-Tulsa                                                       1,486            EPA 2002
  OR-Astoria                                                        56            EPA 2002
  OR-Eugene                                                        261            EPA 2002
  OR-Medford                                                       534            EPA 2002
  OR-Pendleton                                                     622            EPA 2002
  OR-Portland                                                      379            EPA 2002
  OR-Salem                                                         248            EPA 2002
  PA-Allentown                                                     784            EPA 2002
  PA-Erie                                                          482            EPA 2002
  PA-Harrisburg                                                    929            EPA 2002
  PA-Philadelphia                                                1,032            EPA 2002
  PA-Pittsburgh                                                    737            EPA 2002
  PA-Scranton                                                      621            EPA 2002
  PA-Williamsport                                                  659            EPA 2002
  RI-Providence                                                    656            EPA 2002
  SC-Charleston                                                  2,127            EPA 2002
  SC-Columbia                                                    1,626            EPA 2002
  SC-Greenville                                                  1,386            EPA 2002
  SD-Aberdeen                                                      544            EPA 2002
  SD-Huron                                                         633            EPA 2002
  SD-Rapid City                                                    593            EPA 2002
  SD-Sioux Falls                                                   691            EPA 2002
  TN-Bristol                                                     1,066            EPA 2002
  TN-Chattanooga                                                 1,353            EPA 2002
  TN-Knoxville                                                   1,288            EPA 2002
  TN-Memphis                                                     1,654            EPA 2002
  TN-Nashville                                                   1,375            EPA 2002
  TX-Abilene                                                     1,741            EPA 2002
  TX-Amarillo                                                    1,142            EPA 2002
  TX-Austin                                                      2,412            EPA 2002
  TX-Brownsville                                                 3,233            EPA 2002
  TX-Corpus Christi                                              2,958            EPA 2002
  TX-Dallas                                                      1,926            EPA 2002
  TX-Del Rio                                                     2,380            EPA 2002
  TX-El Paso                                                     1,524            EPA 2002
  TX-Galveston                                                   2,967            EPA 2002
  TX-Houston                                                     2,209            EPA 2002
  TX-Lubbock                                                     1,298            EPA 2002
  TX-Midland                                                     1,546            EPA 2002
  TX-Port Arthur                                                 2,452            EPA 2002
  TX-San Angelo                                                  2,225            EPA 2002
  TX-San Antonio                                                 2,237            EPA 2002
  TX-Victoria                                                    2,465            EPA 2002
  TX-Waco                                                        2,041            EPA 2002
  TX-Wichita Falls                                               1,671            EPA 2002
  UT-Salt Lake City                                                785            EPA 2002
  VA-Lynchburg                                                   1,031            EPA 2002
  VA-Norfolk                                                     1,346            EPA 2002
  VA-Richmond                                                    1,188            EPA 2002
  VA-Roanoke                                                     1,002            EPA 2002
  VT-Burlington                                                    455            EPA 2002
  WA-Olympia                                                       125            EPA 2002
  WA-Seattle                                                       282            EPA 2002
  WA-Spokane                                                       395            EPA 2002
  WA-Walla Walla                                                   714            EPA 2002
  WA-Yakima                                                        415            EPA 2002
  WI-Green Bay                                                     457            EPA 2002
  WI-La Crosse                                                     713            EPA 2002
  WI-Madison                                                       487            EPA 2002
  WI-Milwaukee                                                     513            EPA 2002
  WV-Beckley                                                       699            EPA 2002
  WV-Charleston                                                    967            EPA 2002
  WV-Elkins                                                        477            EPA 2002
  WV-Huntington                                                  1,035            EPA 2002
  WY-Casper                                                        439            EPA 2002
  WY-Cheyenne                                                      353            EPA 2002
  WY-Lander                                                        455            EPA 2002
  WY-Sheridan                                                      387            EPA 2002

Discount Rate
  Commercial and Residential Discount Rate (real)                  4%             A real discount rate of 4 percent is assumed, which is roughly
                                                                                  equivalent to the nominal discount rate of 7 percent (4 percent
                                                                                  real discount rate + 3 percent inflation rate).
                                                     Assumptions for Room Air Conditioners

Category                                                               Value           Data Source
Energy Prices
  Commercial Electricity Price                                  $0.0904 $/kWh          EIA 2007
  Residential Electricity Price                                 $0.0971 $/kWh          EIA 2007

Carbon Dioxide Emissions Factors
  Electricity Carbon Emission Factor                              1.535 lbs CO2/kWh    EPA 2006

CO2 Equivalents
  Annual CO2 sequestration per forested acre                      8,066 lbs CO2/year   EPA 2004
  Annual CO2 emissions for "average" passenger car               11,470 lbs CO2/year   EPA 2004

For questions or comments, please send your email to:        Escalcs@cadmusgroup.com

Calculator last updated: 02/08
Cooling Region 1 (Average)
Cooling Region 2 (Average)
Cooling Region 3 (Average)
Cooling Region 4 (Average)
Cooling Region 5 (Average)
Cooling Region 6 (Average)
Cooling Region 7 (Average)
Cooling Region 8 (Average)
Cooling Region 9 (Average)
Cooling Region 10 (Average)
Cooling Region 11 (Average)
Cooling Region 12 (Average)
AK-Anchorage
AK-Barrow
AK-Fairbanks
AK-Juneau
AK-Nome
AL-Birmingham
AL-Huntsville
AL-Mobile
AL-Montgomery
AR-Fort Smith
AR-Little Rock
AZ-Flagstaff
AZ-Phoenix
AZ-Tucson
AZ-Winslow
AZ-Yuma
CA-Beverly Hills
CA-Los Angeles
CA-Palm Springs
CA-Sacramento
CA-San Diego
CA-San Francisco
CA-Stockton
CO-Alamosa
CO-Colorado Springs
CO-Denver
CO-Grand Junction
CO-Pueblo
CT-Bridgeport
CT-Hartford
DC-Washington
DE-Wilmington
FL-Daytona Beach
FL-Fort Myers
FL-Gainesville
FL-Jacksonville
FL-Key West
FL-Miami
FL-Orlando
FL-Pensacola
FL-Tallahassee
FL-Tampa
FL-W. Palm Beach
GA-Athens
GA-Atlanta
GA-Augusta
GA-Columbus
GA-Macon
GA-Savannah
HI-Hilo
HI-Honolulu
IA-Des Moines
IA-Dubuque
IA-Sioux City
IA-Waterloo
ID-Boise
ID-Lewiston
ID-Pocatello
IL-Chicago
IL-Moline
IL-Peoria
IL-Rockford
IL-Springfield
IN-Evansville
IN-Fort Wayne
IN-Indianapolis
IN-South Bend
KS-Dodge City
KS-Goodland
KS-Topeka
KS-Wichita
KY-Lexington
KY-Louisville
KY-Paducah
LA-Baton Rouge
LA-Lake Charles
LA-New Orleans
LA-Shreveport
MA-Boston
MA-Worcester
MD-Baltimore
ME-Caribou
ME-Portland
MI-Alpena
MI-Detroit
MI-Flint
MI-Grand Rapids
MI-Lansing
MI-Marquette
MI-Muskegon
MI-Sault St Marie
MN-Duluth
MN-International Falls
MN-Minneapolis
MN-Rochester
MN-St. Cloud
MO-Columbia
MO-Kansas City
MO-Springfield
MO-St. Louis
MS-Jackson
MS-Meridian
MS-Tupelo
MT-Billings
MT-Glasgow
MT-Great Falls
MT-Havre
MT-Helena
MT-Kalispell
MT-Miles city
MT-Missoula
NC-Asheville
NC-Charlotte
NC-Greensboro
NC-Raleigh
NC-Wilmington
ND-Bismarck
ND-Fargo
ND-Williston
NE-Grand Island
NE-Lincoln
NE-Norfolk
NE-North Platte
NE-Omaha
NE-Scottsbluff
NH-Concord
NJ-Atlantic City
NJ-Newark
NM-Albuquerque
NM-Roswell
NV-Elko
NV-Ely
NV-Las Vegas
NV-Reno
NV-Winnemucca
NY-Albany
NY-Binghamton
NY-Buffalo
NY-New York
NY-Rochester
NY-Syracuse
OH-Akron
OH-Cincinnati
OH-Cleveland
OH-Columbus
OH-Dayton
OH-Mansfield
OH-Toledo
OH-Youngstown
OK-Oklahoma City
OK-Tulsa
OR-Astoria
OR-Eugene
OR-Medford
OR-Pendleton
OR-Portland
OR-Salem
PA-Allentown
PA-Erie
PA-Harrisburg
PA-Philadelphia
PA-Pittsburgh
PA-Scranton
PA-Williamsport
RI-Providence
SC-Charleston
SC-Columbia
SC-Greenville
SD-Aberdeen
SD-Huron
SD-Rapid City
SD-Sioux Falls
TN-Bristol
TN-Chattanooga
TN-Knoxville
TN-Memphis
TN-Nashville
TX-Abilene
TX-Amarillo
TX-Austin
TX-Brownsville
TX-Corpus Christi
TX-Dallas
TX-Del Rio
TX-El Paso
TX-Galveston
TX-Houston
TX-Lubbock
TX-Midland
TX-Port Arthur
TX-San Angelo
TX-San Antonio
TX-Victoria
TX-Waco
TX-Wichita Falls
UT-Salt Lake City
VA-Lynchburg
VA-Norfolk
VA-Richmond
VA-Roanoke
VT-Burlington
WA-Olympia
WA-Seattle
WA-Spokane
WA-Walla Walla
WA-Yakima
WI-Green Bay
WI-La Crosse


WI-Madison
WI-Milwaukee
WV-Beckley
WV-Charleston
WV-Elkins
WV-Huntington
WY-Casper
WY-Cheyenne
WY-Lander
WY-Sheridan
                                              Assumptions for Programmable Thermostats

Category                                                           Value                  Data Source

Heating/Cooling System Efficiencies
      Gas Furnace                                          84.0                           LBNL 2004, Average of ENERGY STAR and Conventional
      Gas Boiler                                           82.5                           LBNL 2004, Average of ENERGY STAR and Conventional
      Oil Furnace                                          84.0                           LBNL 2004, Average of ENERGY STAR and Conventional
      Oil Boiler                                           82.5                           LBNL 2004, Average of ENERGY STAR and Conventional

Baseline Energy Consumption (MBTU)
      Gas Furnace                                          54.1                           DOE 2001
      Gas Boiler                                           56.1                           DOE 2001
      Oil Furnace                                          68.7                           DOE 2001
      Oil Boiler                                           71.2                           DOE 2001
      Central Air Conditioner                               9.5                           DOE 2001

Reference Degree Days (Heating/Cooling)
      Gas Furnace                                         4,255                           DOE 2001
      Gas Boiler                                          4,255                           DOE 2001
      Oil Furnace                                         5,339                           DOE 2001
      Oil Boiler                                          5,339                           DOE 2001
      Central Air Conditioner                                              1701           DOE 2001
Typical Indoor Temperature (Heating Season)                   70                          ENERGY STAR Programmable Thermostat Eligibility Criteria.
                                                                                          Pre-programmed settings for heating include a morning and
                                                                                          evening temperature ≤70°F and an adjustment of at least 8°F
                                                                                          (≤62°F) during daytime and nighttime.
Typical Indoor Temperature (Cooling Season)                   78                          ENERGY STAR Programmable Thermostat Eligibility Criteria.
                                                                                          Pre-programmed settings for cooling include a morning and
                                                                                          evening temperature ≥78°F and an adjustment of at least 7°F
                                                                                          (≥85°F) during daytime and an adjustment of at least 4°F
                                                                                          (≥82°F) at nighttime.

Energy Prices                                                                                                                                               1
      Natural Gas ($/Therm)                              $1.2700 $/Therm                  EIA 2008
      Fuel Oil ($/Gallon)                                $2.6800 $/gal                    EIA 2008
      Electric Price (Residential)                       $0.1059 $/kWh                    EIA 2008

Usage
      Nighttime Hours                                          8                          Default shipped setting, ENERGY STAR specification
      Daytime Hours                                           10                          Default shipped setting, ENERGY STAR specification

Carbon Dioxide Emissions Factors
      Oil Carbon Emission Factor                          161.27 lbs CO2/MBtu             EPA 2007
      Gas Carbon Emission Factor                          116.97 lbs CO2/MBtu             EPA 2007
      Electricity Carbon Emission Factor                    1.54 lbs CO2/kWh              EPA 2008

Thermostat Savings
      Savings per Degree of Setback (Heating Season)         3%                           Industry Data 2004
      Savings per Degree of Setback (Cooling Season)         6%                           Industry Data 2004

Thermostat Lifetime                                           15 years                    LBNL 2007

Initial Cost
      ENERGY STAR Programmable Thermostat                   $92                           Industry Data 2008
      Conventional Thermostat                               $73                           Industry Data 2008

CO2 Equivalents
      Annual CO2 sequestration per forested acre           9,700 lbs CO2/acre-yr          EPA 2007
      Annual CO2 emissions for "average" passenger car    12,037 lbs CO2/acre-yr          EPA 2007




Discount Rate
      Commercial and Residential Discount Rate (real)        4%                           A real discount rate of 4 percent is assumed, which is roughly
                                                                                          equivalent to the nominal discount rate of 7 percent (4 percent
                                                                                          real discount rate + 3 percent inflation rate).

Climate Data Heating and Cooling Degree Days Heating               Cooling
      For Selected City                                    4,122                  1,430
      AK-Anchorage                                        10,816                      0   EPA 2002
      AK-Barrow                                           20,370                      0   EPA 2002
      AK-Fairbanks                                        14,274                     70   EPA 2002                                                                  Control Matrix
      AK-Juneau                                            9,105                      0   EPA 2002
      AK-Nome                                             14,371                      0   EPA 2002                                                              1              2                         3                          4        5         6          7           8          9          10       11       12              13       14     15
      AL-Birmingham                                        2,863                  1,881   EPA 2002                                                              1              2                         3                          4        5         6          7           8          9          10       11       12              13       14     15
      AL-Huntsville                                        3,279                  1,708   EPA 2002                                                                                                           Efficiency               Original                                                                         Not Used
      AL-Mobile                                            1,695                  2,643   EPA 2002                                                                  Technology     Consumption               Adjusted Consumption (1) Units(2) in MBTU's Efficiency Avg. HDD's Avg. CDD's Cost/Unit    MBTU/Unit Savings Total Savings   $/MBTU CO2 Offset
      AL-Montgomery                                        2,277                  2,274   EPA 2002                                                              2                                                                                                                                                /degree
      AR-Fort Smith                                        3,477                  1,969   EPA 2002                                                              1   None
      AR-Little Rock                                       3,152                  2,045   EPA 2002                                                              2   Gas Furnace                        54                          530    TCF            54.1         84   4255               $1.27       0.10   1.5722   9.432993218    $12.70   1103.377
      AZ-Flagstaff                                         7,254                    127   EPA 2002                                                              3   Gas Boiler                         54                          550    TCF            56.1       82.5   4255               $1.27       0.10   1.6299   9.779129498    $12.70   1143.865
      AZ-Phoenix                                           1,442                  3,746   EPA 2002                                                              4   Oil Furnace                       507                          498    gallons        68.7         84   5339               $1.27       0.14   1.5916   9.549536212     $9.07   1117.009
      AZ-Tucson                                            1,734                  2,840   EPA 2002                                                              5   Oil Boiler                        507                          516    gallons        71.2       82.5   5339               $1.27       0.14     1.65   9.899948946     $9.07   1157.997
      AZ-Winslow                                           4,839                  1,187   EPA 2002                                                                  (for gas)   in TCF                       in Therms
      AZ-Yuma                                                983                  4,244   EPA 2002
      CA-Beverly Hills                                     1,383                    729   EPA 2002
      CA-Los Angeles                                       1,204                  1,339   EPA 2002                                                              2
      CA-Palm Springs                                      1,024                  3,836   EPA 2002                                                              1 None
      CA-Sacramento                                        2,772                  1,198   EPA 2002                                                              2 Central AC                         2796                         2796 kWh                9.5                      1701      0.1059     0.0034      0.5   2.036552028 31.14706 599.3894
      CA-San Diego                                         1,284                    842   EPA 2002
      CA-San Francisco                                     3,071                     56   EPA 2002                                                                  Heating Setpoint (Weighted Average)                           64.00
      CA-Stockton                                          2,674                  1,448   EPA 2002                                                                  Cooling Setpoint (Weighted Average)                           82.25
      CO-Alamosa                                           8,717                     69   EPA 2002
      CO-Colorado Springs                                  6,346                    501   EPA 2002                                                                  1. Consumption normalized to reflect the efficiencies of different heating/cooling technology
      CO-Denver                                            6,014                    680   EPA 2002                                                                  2. TCF=Thousand Cubic Feet
      CO-Grand Junction                                    5,683                  1,205   EPA 2002
      CO-Pueblo                                            5,465                  1,042   EPA 2002
      CT-Bridgeport                                        5,501                    746   EPA 2002                                                                            64             45.71428571
      CT-Hartford                                          6,174                    666   EPA 2002                                                                            64             18.28571429
      DC-Washington                                        4,122                  1,430   EPA 2002                                                                                                    64
      DE-Wilmington                                        4,986                  1,015   EPA 2002
      FL-Daytona Beach                                       900                  2,878   EPA 2002
      FL-Fort Myers                                          441                  3,699   EPA 2002
      FL-Gainesville                                       1,259                  2,599   EPA 2002
      FL-Jacksonville                                      1,402                  2,520   EPA 2002
      FL-Key West                                            114                  4,756   EPA 2002
      FL-Miami                                               199                  4,095   EPA 2002
      FL-Orlando                                             656                  3,401   EPA 2002
      FL-Pensacola                                         1,571                  2,680   EPA 2002
      FL-Tallahassee                                       1,652                  2,492   EPA 2002
      FL-Tampa                                               739                  3,324   EPA 2002
      FL-W. Palm Beach                                       262                  3,769   EPA 2002
      GA-Athens                                            2,965                  1,680   EPA 2002
      GA-Atlanta                                           3,021                  1,670   EPA 2002
      GA-Augusta                                           2,568                  1,935   EPA 2002
      GA-Columbus                                          2,356                  2,152   EPA 2002
      GA-Macon                                             2,279                  2,217   EPA 2002
      GA-Savannah                                          1,921                  2,290   EPA 2002
      HI-Hilo                                                  0                  3,134   EPA 2002
      HI-Honolulu                                              0                  4,389   EPA 2002
      IA-Des Moines                                        6,554                  1,019   EPA 2002
      IA-Dubuque                                           7,375                    580   EPA 2002
      IA-Sioux City                                        6,947                    940   EPA 2002
      IA-Waterloo                                          7,537                    667   EPA 2002
      ID-Boise                                             5,802                    742   EPA 2002
      ID-Lewiston                                          5,429                    742   EPA 2002
      ID-Pocatello                                         7,123                    445   EPA 2002
      IL-Chicago                                           6,455                    740   EPA 2002
      IL-Moline                                            6,498                    899   EPA 2002
      IL-Peoria                                            6,226                    948   EPA 2002
      IL-Rockford                                          6,952                    714   EPA 2002
      IL-Springfield                                       5,654                  1,165   EPA 2002
      IN-Evansville                                        4,729                  1,378   EPA 2002
      IN-Fort Wayne                                        6,320                    786   EPA 2002
      IN-Indianapolis                                      5,650                    988   EPA 2002
      IN-South Bend                                        6,377                    710   EPA 2002
      KS-Dodge City                                        5,059                  1,479   EPA 2002
      KS-Goodland                                          6,099                    934   EPA 2002
      KS-Topeka                                            5,319                  1,380   EPA 2002
      KS-Wichita                                           4,787                  1,684   EPA 2002
      KY-Lexington                                         4,814                  1,170   EPA 2002
      KY-Louisville                                        4,525                  1,342   EPA 2002
      KY-Paducah                                           4,283                  1,491   EPA 2002
      LA-Baton Rouge                                       1,673                  2,605   EPA 2002
      LA-Lake Charles                                      1,579                  2,682   EPA 2002
      LA-New Orleans                                       1,490                  2,686   EPA 2002
      LA-Shreveport                                        2,269                  2,444   EPA 2002
      MA-Boston                                            5,593                    699   EPA 2002
      MA-Worcester                                         6,950                    359   EPA 2002
      MD-Baltimore                                         4,706                  1,138   EPA 2002
      ME-Caribou                                           9,616                    147   EPA 2002
      ME-Portland                                          7,501                    254   EPA 2002
      MI-Alpena                                            8,410                    180   EPA 2002
      MI-Detroit                                           6,563                    615   EPA 2002
      MI-Flint                                             7,068                    456   EPA 2002
      MI-Grand Rapids                                      6,927                    570   EPA 2002
      MI-Lansing                                           6,987                    530   EPA 2002
      MI-Marquette                                         9,520                    148   EPA 2002
      MI-Muskegon                                          6,925                    451   EPA 2002
      MI-Sault St Marie                                    9,305                    131   EPA 2002
      MN-Duluth                                            9,901                    150   EPA 2002
      MN-International Falls                              10,604                    216   EPA 2002
      MN-Minneapolis                                       8,007                    662   EPA 2002
      MN-Rochester                                         8,277                    479   EPA 2002
      MN-St. Cloud                                         8,965                    397   EPA 2002
      MO-Columbia                                          5,206                  1,269   EPA 2002
      MO-Kansas City                                       5,283                  1,333   EPA 2002
      MO-Springfield                                       4,660                  1,374   EPA 2002
      MO-St. Louis                                         4,938                  1,468   EPA 2002
      MS-Jackson                                           2,389                  2,290   EPA 2002
      MS-Meridian                                          2,479                  2,158   EPA 2002
      MS-Tupelo                                            3,088                  1,961   EPA 2002
      MT-Billings                                          7,212                    553   EPA 2002
      MT-Glasgow                                           8,940                    465   EPA 2002
      MT-Great Falls                                       7,766                    391   EPA 2002
      MT-Havre                                             8,660                    420   EPA 2002
      MT-Helena                                            8,176                    294   EPA 2002
      MT-Kalispell                                         8,361                    177   EPA 2002
      MT-Miles city                                        7,891                    776   EPA 2002
      MT-Missoula                                          7,839                    216   EPA 2002
      NC-Asheville                                         4,294                    842   EPA 2002
      NC-Charlotte                                         3,342                  1,546   EPA 2002
      NC-Greensboro                                        3,874                  1,303   EPA 2002
      NC-Raleigh                                           3,531                  1,394   EPA 2002
      NC-Wilmington                                        2,469                  1,904   EPA 2002
      ND-Bismarck                                          9,075                    473   EPA 2002
      ND-Fargo                                             9,343                    476   EPA 2002
      ND-Williston                                         9,241                    440   EPA 2002
      NE-Grand Island                                      6,482                  1,028   EPA 2002
      NE-Lincoln                                           6,375                  1,124   EPA 2002
      NE-Norfolk                                           7,005                    935   EPA 2002
      NE-North Platte                                      6,909                    773   EPA 2002
      NE-Omaha                                             6,592                    964   EPA 2002
      NE-Scottsbluff                                       6,702                    728   EPA 2002
                                              Assumptions for Programmable Thermostats

Category                                                            Value           Data Source
      NH-Concord                                            7,482             353   EPA 2002
      NJ-Atlantic City                                      4,763             832   EPA 2002
      NJ-Newark                                             4,972           1,091   EPA 2002
      NM-Albuquerque                                        4,414           1,254   EPA 2002
      NM-Roswell                                            3,126           1,863   EPA 2002
      NV-Elko                                               7,248             406   EPA 2002
      NV-Ely                                                7,700             192   EPA 2002
      NV-Las Vegas                                          2,532           3,029   EPA 2002
      NV-Reno                                               6,030             357   EPA 2002
      NV-Winnemucca                                         6,409             505   EPA 2002
      NY-Albany                                             6,927             494   EPA 2002
      NY-Binghamton                                         7,344             330   EPA 2002
      NY-Buffalo                                            6,798             476   EPA 2002
      NY-New York                                           4,868           1,089   EPA 2002
      NY-Rochester                                          6,713             531   EPA 2002
      NY-Syracuse                                           6,787             506   EPA 2002
      OH-Akron                                              6,241             625   EPA 2002
      OH-Cincinnati                                         5,247           1,037   EPA 2002
      OH-Cleveland                                          6,178             612   EPA 2002
      OH-Columbus                                           5,686             862   EPA 2002
      OH-Dayton                                             5,689             947   EPA 2002
      OH-Mansfield                                          6,249             652   EPA 2002
      OH-Toledo                                             6,570             622   EPA 2002
      OH-Youngstown                                         6,560             485   EPA 2002
      OK-Oklahoma City                                      3,735           1,914   EPA 2002
      OK-Tulsa                                              3,731           2,043   EPA 2002
      OR-Astoria                                            5,248              14   EPA 2002
      OR-Eugene                                             4,799             261   EPA 2002
      OR-Medford                                            4,798             645   EPA 2002
      OR-Pendleton                                          5,263             726   EPA 2002
      OR-Portland                                           4,691             332   EPA 2002
      OR-Salem                                              4,974             238   EPA 2002
      PA-Allentown                                          5,815             751   EPA 2002
      PA-Erie                                               6,768             402   EPA 2002
      PA-Harrisburg                                         5,335           1,006   EPA 2002
      PA-Philadelphia                                       4,947           1,075   EPA 2002
      PA-Pittsburgh                                         5,950             645   EPA 2002
      PA-Scranton                                           6,330             569   EPA 2002
      PA-Williamsport                                       6,047             659   EPA 2002
      RI-Providence                                         5,908             574   EPA 2002
      SC-Charleston                                         1,868           2,304   EPA 2002
      SC-Columbia                                           2,629           2,033   EPA 2002
      SC-Greenville                                         3,239           1,501   EPA 2002
      SD-Aberdeen                                           8,570             589   EPA 2002
      SD-Huron                                              8,103             738   EPA 2002
      SD-Rapid City                                         7,301             667   EPA 2002
      SD-Sioux Falls                                        7,885             749   EPA 2002
      TN-Bristol                                            4,356           1,066   EPA 2002
      TN-Chattanooga                                        3,583           1,578   EPA 2002
      TN-Knoxville                                          3,658           1,449   EPA 2002
      TN-Memphis                                            3,207           2,067   EPA 2002
      TN-Nashville                                          3,756           1,661   EPA 2002
      TX-Abilene                                            2,621           2,467   EPA 2002
      TX-Amarillo                                           4,231           1,428   EPA 2002
      TX-Austin                                             1,760           2,914   EPA 2002
      TX-Brownsville                                          609           3,772   EPA 2002
      TX-Corpus Christi                                       970           3,574   EPA 2002
      TX-Dallas                                             2,407           2,809   EPA 2002
      TX-Del Rio                                            1,510           3,272   EPA 2002
      TX-El Paso                                            2,664           2,096   EPA 2002
      TX-Galveston                                          1,253           2,967   EPA 2002
      TX-Houston                                            1,549           2,761   EPA 2002
      TX-Lubbock                                            3,516           1,676   EPA 2002
      TX-Midland                                            2,658           2,126   EPA 2002
      TX-Port Arthur                                        1,477           2,861   EPA 2002
      TX-San Angelo                                         2,313           2,596   EPA 2002
      TX-San Antonio                                        1,606           2,983   EPA 2002
      TX-Victoria                                           1,273           3,184   EPA 2002
      TX-Waco                                               2,126           2,891   EPA 2002
      TX-Wichita Falls                                      3,011           2,506   EPA 2002
      UT-Salt Lake City                                     5,802             981   EPA 2002
      VA-Lynchburg                                          4,323           1,074   EPA 2002
      VA-Norfolk                                            3,446           1,458   EPA 2002
      VA-Richmond                                           3,960           1,336   EPA 2002
      VA-Roanoke                                            4,315           1,085   EPA 2002
      VT-Burlington                                         7,953             379   EPA 2002
      WA-Olympia                                            5,709              94   EPA 2002
      WA-Seattle                                            4,681             200   EPA 2002
      WA-Spokane                                            6,882             411   EPA 2002
      WA-Walla Walla                                        4,807             863   EPA 2002
      WA-Yakima                                             6,031             484   EPA 2002
      WI-Green Bay                                          8,143             381   EPA 2002
      WI-La Crosse                                          7,540             683   EPA 2002
      WI-Madison                                            7,642             467   EPA 2002
      WI-Milwaukee                                          7,326             470   EPA 2002
      WV-Beckley                                            5,577             466   EPA 2002
      WV-Charleston                                         4,697           1,007   EPA 2002
      WV-Elkins                                             6,045             378   EPA 2002
      WV-Huntington                                         4,676           1,121   EPA 2002
      WY-Casper                                             7,642             457   EPA 2002
      WY-Cheyenne                                           7,310             309   EPA 2002
      WY-Lander                                             7,905             436   EPA 2002
      WY-Sheridan                                           7,841             419   EPA 2002


For questions or comments, please send your email to:   Escalcs@cadmusgroup.com
updated 08/08
                                               Assumptions for Ceiling Fans with Lighting

Category                                                                Value             Data Source
Power
ENERGY STAR Qualified Unit
  Initial Cost Per Unit                                          $276                     Industry Data 2007
  Power
      Ceiling Fan Wattage
         Low Speed                                               11.7   watts             LBNL 2007
         Medium Speed                                            31.4   watts             LBNL 2007
         High Speed                                              71.5   watts             LBNL 2007
      Bulb Wattage                                                20    watts             LBNL 2007
      Lighting Wattage per Selected Fixture                       60    watts             Calculated
  Lifetime
      Fan                                                          10   years             LBNL 2007
      Bulb                                                     10,000   hours             LBNL 2007
  Number of Bulbs per Fixture                                       3   bulbs             Assumption
  Number of Bulbs Replaced Annually per Selected Fixture          0.4   bulbs             Calculated
  Cost per Replacement Bulb                                    $3.50                      Industry Data 2007
  Annual Bulb Replacement Cost per Selected Fixture            $1.26                      Calculated

Conventional Unit
  Initial Cost Per Unit                                          $190                     Industry Data 2007
  Power
      Ceiling Fan Wattage
         Low Speed                                               15.2   watts             LBNL 2007
         Medium Speed                                            34.8   watts             LBNL 2007
         High Speed                                              72.5   watts             LBNL 2007
      Bulb Wattage                                                60    watts             LBNL 2007
      Lighting Wattage for Selected Fixture                      180    watts             Calculated
  Lifetime
      Fan                                                          10 years               LBNL 2007
      Bulb                                                      1,000 hours               LBNL 2007
                                                                                          Assumption. Assumed to have the same number of
  Number of Bulbs per Fixture                                        3 bulbs              bulbs as the ENERGY STAR qualified fixture.
  Number of Bulbs Replaced Annually per Selected Fixture           3.6 bulbs              Calculated
  Cost per Replacement Bulb                                      $0.50                    Industry Data 2007
  Annual Bulb Replacement Cost per Selected Fixture             $1.81                     Calculated

Maintenance
  Labor cost (per hour)                                          $20                      EPA 2004
  Labor time (hours)                                             0.15                     Assumption

Usage
  Days Used per Year                                              365 days/year           Assumption.
  Percent of Time Spent at Low Speed                             40%                      LBNL 2007
  Percent of Time Spent at Medium Speed                          40%                      LBNL 2007
  Percent of Time Spent at High Speed                            20%                      LBNL 2007
  Daily Fan and Lighting "On Hours"                            Fan          Light
    For Selected Location                                          6.2              3.3   LBNL 2007
    National Average                                               6.2              3.3   LBNL 2007
    New England                                                    1.6              4.0   LBNL 2007
    Mid Atlantic                                                   3.2              3.5   LBNL 2007
    South Atlantic                                                 9.6              3.0   LBNL 2007
    East North Central                                             2.8              3.5   LBNL 2007
    East South Central                                             8.0              3.0   LBNL 2007
    West North Central                                             4.0              4.0   LBNL 2007
    West South Central                                             8.8              3.0   LBNL 2007
    Mountain                                                       5.6              3.5   LBNL 2007
    Pacific                                                        2.8              4.0   LBNL 2007

Discount Rate
  Commercial and Residential Discount Rate (real)                  4%                     A real discount rate of 4 percent is assumed, which is
                                                                                          roughly equivalent to the nominal discount rate of 7
                                                                                          percent (4 percent real discount rate + 3 percent
                                                                                          inflation rate).

Energy and Water Prices
  Commercial Electricity Price                                $0.0952 $/kWh               EIA 2008
  Residential Electricity Price                               $0.1059 $/kWh               EIA 2008

Carbon Dioxide Emissions Factors
  Electricity Carbon Emission Factors                            1.54 lbs CO2/kWh         EPA 2008

CO2 Equivalents
  Annual CO2 sequestration per forested acre                    9,700 lbs CO2/acre-yr EPA 2007
  Annual CO2 emissions for "average" passenger car             12,037 lbs CO2/acre-yr EPA 2007

For questions or comments, please send your email to:       Escalcs@cadmusgroup.com

Calculator last updated: 08/08
                                                   Assumptions for Room Air Conditioners

Category                                                             Value       Data Source
Power
  ENERGY STAR Qualified Unit
    Initial Cost Per Unit                                        $300            DOE 2005
    Energy Efficiency Ratio (EER)                                10.8            ENERGY STAR Specification
    Cooling Capacity of Air Conditioner (Btu/hr)               10,000 Btu/hr     DOE 2004
    Lifetime                                                        9 years      Appliance Magazine, September 2007

  Conventional Unit (Manufactured After 1994)
    Initial Cost Per Unit                                        $270            DOE 2005
    Energy Efficiency Ratio (EER)                                  9.8           DOE 2005
    Cooling Capacity of Air Conditioner (Btu/hr)               10,000 Btu/hr     DOE 2004
    Lifetime                                                         9 years     Appliance Magazine, September 2007

Maintenance
  Labor cost (per hour)                                          $20             EPA 2004
  Labor time (hours)                                               0             EPA 2004

Usage
  Full-Load Cooling Hours
  Full-Load Cooling Hours for Selected Location                 2,141            EPA 2002
  AK-Anchorage                                                      0            EPA 2002
  AK-Barrow                                                         0            EPA 2002
  AK-Fairbanks                                                    129            EPA 2002
  AK-Juneau                                                         0            EPA 2002
  AK-Nome                                                           0            EPA 2002
  AL-Birmingham                                                 1,557            EPA 2002
  AL-Huntsville                                                 1,464            EPA 2002
  AL-Mobile                                                     2,265            EPA 2002
  AL-Montgomery                                                 1,819            EPA 2002
  AR-Fort Smith                                                 1,432            EPA 2002
  AR-Little Rock                                                1,583            EPA 2002
  AZ-Flagstaff                                                    179            EPA 2002
  AZ-Phoenix                                                    2,141            EPA 2002
  AZ-Tucson                                                     1,842            EPA 2002
  AZ-Winslow                                                      950            EPA 2002
  AZ-Yuma                                                       2,315            EPA 2002
  CA-Beverly Hills                                              1,166            EPA 2002
  CA-Los Angeles                                                1,530            EPA 2002
  CA-Palm Springs                                               2,092            EPA 2002
  CA-Sacramento                                                   871            EPA 2002
  CA-San Diego                                                  1,347            EPA 2002
  CA-San Francisco                                                224            EPA 2002
  CA-Stockton                                                   1,158            EPA 2002
  CO-Alamosa                                                       97            EPA 2002
  CO-Colorado Springs                                             523            EPA 2002
  CO-Denver                                                       628            EPA 2002
  CO-Grand Junction                                               997            EPA 2002
  CO-Pueblo                                                       834            EPA 2002
  CT-Bridgeport                                                   942            EPA 2002
  CT-Hartford                                                     695            EPA 2002
  DC-Washington                                                 1,320            EPA 2002
  DE-Wilmington                                                 1,015            EPA 2002
  FL-Daytona Beach                                              2,763            EPA 2002
  FL-Fort Myers                                                 3,288            EPA 2002
  FL-Gainesville                                                2,228            EPA 2002
  FL-Jacksonville                                               2,086            EPA 2002
  FL-Key West                                                   4,566            EPA 2002
  FL-Miami                                                      3,931            EPA 2002
  FL-Orlando                                                    2,915            EPA 2002
  FL-Pensacola                                                  2,297            EPA 2002
  FL-Tallahassee                                                2,215            EPA 2002
  FL-Tampa                                                      3,068            EPA 2002
  FL-W. Palm Beach                                              3,479            EPA 2002
  GA-Athens                                                     1,493            EPA 2002
  GA-Atlanta                                                    1,484            EPA 2002
  GA-Augusta                                                    1,548            EPA 2002
  GA-Columbus                                                   1,845            EPA 2002
  GA-Macon                                                      1,900            EPA 2002
  GA-Savannah                                                   1,963            EPA 2002
  HI-Hilo                                                       4,179            EPA 2002
  HI-Honolulu                                                   5,016            EPA 2002
  IA-Des Moines                                                   941            EPA 2002
  IA-Dubuque                                                      605            EPA 2002
  IA-Sioux City                                                   836            EPA 2002
  IA-Waterloo                                                     667            EPA 2002
  ID-Boise                                                        614            EPA 2002
  ID-Lewiston                                                     636            EPA 2002
  ID-Pocatello                                                    411            EPA 2002
  IL-Chicago                                                      683            EPA 2002
  IL-Moline                                                       830            EPA 2002
  IL-Peoria                                                       948            EPA 2002
  IL-Rockford                                                     714            EPA 2002
                           Assumptions for Room Air Conditioners

Category                                    Value        Data Source
  IL-Springfield                        1,036            EPA 2002
  IN-Evansville                         1,181            EPA 2002
  IN-Fort Wayne                           786            EPA 2002
  IN-Indianapolis                         948            EPA 2002
  IN-South Bend                           710            EPA 2002
  KS-Dodge City                         1,109            EPA 2002
  KS-Goodland                             723            EPA 2002
  KS-Topeka                             1,068            EPA 2002
  KS-Wichita                            1,225            EPA 2002
  KY-Lexington                          1,080            EPA 2002
  KY-Louisville                         1,150            EPA 2002
  KY-Paducah                            1,193            EPA 2002
  LA-Baton Rouge                        2,233            EPA 2002
  LA-Lake Charles                       2,299            EPA 2002
  LA-New Orleans                        2,388            EPA 2002
  LA-Shreveport                         1,892            EPA 2002
  MA-Boston                               729            EPA 2002
  MA-Worcester                            453            EPA 2002
  MD-Baltimore                          1,050            EPA 2002
  ME-Caribou                              220            EPA 2002
  ME-Portland                             321            EPA 2002
  MI-Alpena                               216            EPA 2002
  MI-Detroit                              642            EPA 2002
  MI-Flint                                497            EPA 2002
  MI-Grand Rapids                         595            EPA 2002
  MI-Lansing                              578            EPA 2002
  MI-Marquette                            222            EPA 2002
  MI-Muskegon                             570            EPA 2002
  MI-Sault St Marie                       196            EPA 2002
  MN-Duluth                               212            EPA 2002
  MN-International Falls                  288            EPA 2002
  MN-Minneapolis                          662            EPA 2002
  MN-Rochester                            523            EPA 2002
  MN-St. Cloud                            414            EPA 2002
  MO-Columbia                           1,050            EPA 2002
  MO-Kansas City                        1,032            EPA 2002
  MO-Springfield                        1,178            EPA 2002
  MO-St. Louis                          1,215            EPA 2002
  MS-Jackson                            1,832            EPA 2002
  MS-Meridian                           1,726            EPA 2002
  MS-Tupelo                             1,623            EPA 2002
  MT-Billings                             510            EPA 2002
  MT-Glasgow                              465            EPA 2002
  MT-Great Falls                          408            EPA 2002
  MT-Havre                                403            EPA 2002
  MT-Helena                               307            EPA 2002
  MT-Kalispell                            193            EPA 2002
  MT-Miles city                           621            EPA 2002
  MT-Missoula                             225            EPA 2002
  NC-Asheville                            919            EPA 2002
  NC-Charlotte                          1,325            EPA 2002
  NC-Greensboro                         1,203            EPA 2002
  NC-Raleigh                            1,239            EPA 2002
  NC-Wilmington                         1,758            EPA 2002
  ND-Bismarck                             437            EPA 2002
  ND-Fargo                                476            EPA 2002
  ND-Williston                            459            EPA 2002
  NE-Grand Island                         851            EPA 2002
  NE-Lincoln                              899            EPA 2002
  NE-Norfolk                              801            EPA 2002
  NE-North Platte                         640            EPA 2002
  NE-Omaha                                890            EPA 2002
  NE-Scottsbluff                          647            EPA 2002
  NH-Concord                              385            EPA 2002
  NJ-Atlantic City                        832            EPA 2002
  NJ-Newark                             1,007            EPA 2002
  NM-Albuquerque                        1,038            EPA 2002
  NM-Roswell                            1,355            EPA 2002
  NV-Elko                                 361            EPA 2002
  NV-Ely                                  209            EPA 2002
  NV-Las Vegas                          1,773            EPA 2002
  NV-Reno                                 317            EPA 2002
  NV-Winnemucca                           418            EPA 2002
  NY-Albany                               515            EPA 2002
  NY-Binghamton                           440            EPA 2002
  NY-Buffalo                              571            EPA 2002
  NY-New York                           1,089            EPA 2002
  NY-Rochester                            554            EPA 2002
  NY-Syracuse                             552            EPA 2002
  OH-Akron                                714            EPA 2002
  OH-Cincinnati                           996            EPA 2002
  OH-Cleveland                            639            EPA 2002
                                                    Assumptions for Room Air Conditioners

Category                                                             Value        Data Source
  OH-Columbus                                                      828            EPA 2002
  OH-Dayton                                                        947            EPA 2002
  OH-Mansfield                                                     711            EPA 2002
  OH-Toledo                                                        649            EPA 2002
  OH-Youngstown                                                    554            EPA 2002
  OK-Oklahoma City                                               1,436            EPA 2002
  OK-Tulsa                                                       1,486            EPA 2002
  OR-Astoria                                                        56            EPA 2002
  OR-Eugene                                                        261            EPA 2002
  OR-Medford                                                       534            EPA 2002
  OR-Pendleton                                                     622            EPA 2002
  OR-Portland                                                      379            EPA 2002
  OR-Salem                                                         248            EPA 2002
  PA-Allentown                                                     784            EPA 2002
  PA-Erie                                                          482            EPA 2002
  PA-Harrisburg                                                    929            EPA 2002
  PA-Philadelphia                                                1,032            EPA 2002
  PA-Pittsburgh                                                    737            EPA 2002
  PA-Scranton                                                      621            EPA 2002
  PA-Williamsport                                                  659            EPA 2002
  RI-Providence                                                    656            EPA 2002
  SC-Charleston                                                  2,127            EPA 2002
  SC-Columbia                                                    1,626            EPA 2002
  SC-Greenville                                                  1,386            EPA 2002
  SD-Aberdeen                                                      544            EPA 2002
  SD-Huron                                                         633            EPA 2002
  SD-Rapid City                                                    593            EPA 2002
  SD-Sioux Falls                                                   691            EPA 2002
  TN-Bristol                                                     1,066            EPA 2002
  TN-Chattanooga                                                 1,353            EPA 2002
  TN-Knoxville                                                   1,288            EPA 2002
  TN-Memphis                                                     1,654            EPA 2002
  TN-Nashville                                                   1,375            EPA 2002
  TX-Abilene                                                     1,741            EPA 2002
  TX-Amarillo                                                    1,142            EPA 2002
  TX-Austin                                                      2,412            EPA 2002
  TX-Brownsville                                                 3,233            EPA 2002
  TX-Corpus Christi                                              2,958            EPA 2002
  TX-Dallas                                                      1,926            EPA 2002
  TX-Del Rio                                                     2,380            EPA 2002
  TX-El Paso                                                     1,524            EPA 2002
  TX-Galveston                                                   2,967            EPA 2002
  TX-Houston                                                     2,209            EPA 2002
  TX-Lubbock                                                     1,298            EPA 2002
  TX-Midland                                                     1,546            EPA 2002
  TX-Port Arthur                                                 2,452            EPA 2002
  TX-San Angelo                                                  2,225            EPA 2002
  TX-San Antonio                                                 2,237            EPA 2002
  TX-Victoria                                                    2,465            EPA 2002
  TX-Waco                                                        2,041            EPA 2002
  TX-Wichita Falls                                               1,671            EPA 2002
  UT-Salt Lake City                                                785            EPA 2002
  VA-Lynchburg                                                   1,031            EPA 2002
  VA-Norfolk                                                     1,346            EPA 2002
  VA-Richmond                                                    1,188            EPA 2002
  VA-Roanoke                                                     1,002            EPA 2002
  VT-Burlington                                                    455            EPA 2002
  WA-Olympia                                                       125            EPA 2002
  WA-Seattle                                                       282            EPA 2002
  WA-Spokane                                                       395            EPA 2002
  WA-Walla Walla                                                   714            EPA 2002
  WA-Yakima                                                        415            EPA 2002
  WI-Green Bay                                                     457            EPA 2002
  WI-La Crosse                                                     713            EPA 2002
  WI-Madison                                                       487            EPA 2002
  WI-Milwaukee                                                     513            EPA 2002
  WV-Beckley                                                       699            EPA 2002
  WV-Charleston                                                    967            EPA 2002
  WV-Elkins                                                        477            EPA 2002
  WV-Huntington                                                  1,035            EPA 2002
  WY-Casper                                                        439            EPA 2002
  WY-Cheyenne                                                      353            EPA 2002
  WY-Lander                                                        455            EPA 2002
  WY-Sheridan                                                      387            EPA 2002

Discount Rate
  Commercial and Residential Discount Rate (real)                  4%             A real discount rate of 4 percent is assumed, which is roughly
                                                                                  equivalent to the nominal discount rate of 7 percent (4 percent
                                                                                  real discount rate + 3 percent inflation rate).
                                                     Assumptions for Room Air Conditioners

Category                                                               Value           Data Source
Energy Prices
  Commercial Electricity Price                                  $0.0952 $/kWh          EIA 2008
  Residential Electricity Price                                 $0.1059 $/kWh          EIA 2008

Carbon Dioxide Emissions Factors
  Electricity Carbon Emission Factor                               1.54 lbs CO2/kWh    EPA 2008

CO2 Equivalents
  Annual CO2 sequestration per forested acre                      9,700 lbs CO2/year   EPA 2007
  Annual CO2 emissions for "average" passenger car               12,037 lbs CO2/year   EPA 2007

For questions or comments, please send your email to:        Escalcs@cadmusgroup.com

Calculator last updated: 08/08
Cooling Region 1 (Average)
Cooling Region 2 (Average)
Cooling Region 3 (Average)
Cooling Region 4 (Average)
Cooling Region 5 (Average)
Cooling Region 6 (Average)
Cooling Region 7 (Average)
Cooling Region 8 (Average)
Cooling Region 9 (Average)
Cooling Region 10 (Average)
Cooling Region 11 (Average)
Cooling Region 12 (Average)
AK-Anchorage
AK-Barrow
AK-Fairbanks
AK-Juneau
AK-Nome
AL-Birmingham
AL-Huntsville
AL-Mobile
AL-Montgomery
AR-Fort Smith
AR-Little Rock
AZ-Flagstaff
AZ-Phoenix
AZ-Tucson
AZ-Winslow
AZ-Yuma
CA-Beverly Hills
CA-Los Angeles
CA-Palm Springs
CA-Sacramento
CA-San Diego
CA-San Francisco
CA-Stockton
CO-Alamosa
CO-Colorado Springs
CO-Denver
CO-Grand Junction
CO-Pueblo
CT-Bridgeport
CT-Hartford
DC-Washington
DE-Wilmington
FL-Daytona Beach
FL-Fort Myers
FL-Gainesville
FL-Jacksonville
FL-Key West
FL-Miami
FL-Orlando
FL-Pensacola
FL-Tallahassee
FL-Tampa
FL-W. Palm Beach
GA-Athens
GA-Atlanta
GA-Augusta
GA-Columbus
GA-Macon
GA-Savannah
HI-Hilo
HI-Honolulu
IA-Des Moines
IA-Dubuque
IA-Sioux City
IA-Waterloo
ID-Boise
ID-Lewiston
ID-Pocatello
IL-Chicago
IL-Moline
IL-Peoria
IL-Rockford
IL-Springfield
IN-Evansville
IN-Fort Wayne
IN-Indianapolis
IN-South Bend
KS-Dodge City
KS-Goodland
KS-Topeka
KS-Wichita
KY-Lexington
KY-Louisville
KY-Paducah
LA-Baton Rouge
LA-Lake Charles
LA-New Orleans
LA-Shreveport
MA-Boston
MA-Worcester
MD-Baltimore
ME-Caribou
ME-Portland
MI-Alpena
MI-Detroit
MI-Flint
MI-Grand Rapids
MI-Lansing
MI-Marquette
MI-Muskegon
MI-Sault St Marie
MN-Duluth
MN-International Falls
MN-Minneapolis
MN-Rochester
MN-St. Cloud
MO-Columbia
MO-Kansas City
MO-Springfield
MO-St. Louis
MS-Jackson
MS-Meridian
MS-Tupelo
MT-Billings
MT-Glasgow
MT-Great Falls
MT-Havre
MT-Helena
MT-Kalispell
MT-Miles city
MT-Missoula
NC-Asheville
NC-Charlotte
NC-Greensboro
NC-Raleigh
NC-Wilmington
ND-Bismarck
ND-Fargo
ND-Williston
NE-Grand Island
NE-Lincoln
NE-Norfolk
NE-North Platte
NE-Omaha
NE-Scottsbluff
NH-Concord
NJ-Atlantic City
NJ-Newark
NM-Albuquerque
NM-Roswell
NV-Elko
NV-Ely
NV-Las Vegas
NV-Reno
NV-Winnemucca
NY-Albany
NY-Binghamton
NY-Buffalo
NY-New York
NY-Rochester
NY-Syracuse
OH-Akron
OH-Cincinnati
OH-Cleveland
OH-Columbus
OH-Dayton
OH-Mansfield
OH-Toledo
OH-Youngstown
OK-Oklahoma City
OK-Tulsa
OR-Astoria
OR-Eugene
OR-Medford
OR-Pendleton
OR-Portland
OR-Salem
PA-Allentown
PA-Erie
PA-Harrisburg
PA-Philadelphia
PA-Pittsburgh
PA-Scranton
PA-Williamsport
RI-Providence
SC-Charleston
SC-Columbia
SC-Greenville
SD-Aberdeen
SD-Huron
SD-Rapid City
SD-Sioux Falls
TN-Bristol
TN-Chattanooga
TN-Knoxville
TN-Memphis
TN-Nashville
TX-Abilene
TX-Amarillo
TX-Austin
TX-Brownsville
TX-Corpus Christi
TX-Dallas
TX-Del Rio
TX-El Paso
TX-Galveston
TX-Houston
TX-Lubbock
TX-Midland
TX-Port Arthur
TX-San Angelo
TX-San Antonio
TX-Victoria
TX-Waco
TX-Wichita Falls
UT-Salt Lake City
VA-Lynchburg
VA-Norfolk
VA-Richmond
VA-Roanoke
VT-Burlington
WA-Olympia
WA-Seattle
WA-Spokane
WA-Walla Walla
WA-Yakima
WI-Green Bay
WI-La Crosse


WI-Madison
WI-Milwaukee
WV-Beckley
WV-Charleston
WV-Elkins
WV-Huntington
WY-Casper
WY-Cheyenne
WY-Lander
WY-Sheridan

				
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