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Users Ref:      MK7501                                                                                          Issued on:    21.November.2008
                                                                                                            Prop Type Ref:

Property:    Grooms Quarters, Highmead House, Alton, Hants                                                            TER:    65.40
                                                                                                                      DER:    104.37
SAP Rating:     66 D                                 SAP Energy Cost:    £214            CO2 Emissions: 2.22 t/year
EI Rating:      56 D                                        Energy used: 670 kWh/m2/year        Ene1: 0             ZC: 0.00
Surveyor: 5122-0001, Joe Solti, Tel: 01903 884357, Fax: 01903 883527
Address:   1 Tarrant Street, Arundel, BN18 9AZ, -
Client:
Software Version: EES SAP 2005.015.build.0019, April 2008 (Design System), BRE SAP Worksheet 9.81
Regs Type: SAP 2005, Regs Region: England and Wales (Part L1A 2006), Construction Type: Conversion
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                                 Page: 1

SAP2005 input data (DesignData) -


Regs Region:                                         England
Construction Type:                                   ExistingDwelling
Region:                                              SO South (16)
Orientation:                                         S South
PropType:                                            B Bungalow, D Detached
Storeys:                                             1
Property Age:                                        2008
Sheltered Sides:                                     2
Sunlight Shade:                                      Average or unknown
Wall Perimeter:                                      21.00 m
Floor Area:                                          22.00 m2
Living Floor Area:                                   16.30 m2
Storey Height:                                       2.35 m
Doors
    New Doors:                                       Double glazed, Glazed Wood, 12 mm, uvalue: 3.00 (M), area: 4.00 m2
Windows
    New Windows:                                     Double,Low E,Hard Coat, Wood, 16 mm, North (180°), uvalue: 2.00 (T), a
    New Windows:                                     Double,Low E,Hard Coat, Wood, 16 mm, South (0°), uvalue: 2.00 (T), are
    New Windows:                                     Double,Low E,Hard Coat, Wood, 16 mm, West (270°), uvalue: 2.00 (T), ar
Draught Lobby:                                       No
Draught Proofing:                                    100%
Roof Lights
Pressure Test:                                       (not tested)
Mechanical Ventilation:                              None, Calculated air change rate: 4.00
Fans, Chimneys, Flues:                               2, 0, 0
Lighting:                                            Low energy lighting in 25% of fixed outlets
Main Wall Type:                                      U: 0.35 A: 37.00 m2
Extented Wall Types:
Timber Frame Wall Area:                              0.00
 Roof 1                                              U: 0.16 A: 22.00 m2
Main Floor Type:                                     U: 0.25 A: 22.00 m2
Timber Floor:                                        No Timber Floor
Thermal Mass:                                        Simple Thermal Mass Parameter calculation:
                                                     Ground Floor Mass: Medium - solid floor
                                                     External Wall Mass: Medium - masonry walls (cavity fill or external ins
                                                     Separating Wall Mass: Medium - masonry walls with plasterboard on dabs
                                                     Internal Partition Mass: Low - plasterboard on timber/steel stud
Main Heating:                                        SEB Modern slimline storage heaters
Main Heating Manufacturer:                           Heating system from SAP table 4a/4b
Heating Controls:                                    CSB Automatic charge control
                                                     Boiler interlock - Yes
Underfloor Heating:                                  None
Secondary Heating:                                   REA Electric panel, convector, radiant or fan heaters
Manufacturer:                                        Efficiency: 100.0%
Thermal Store:                                       None
Hot Water Heating:                                   HEI Independent electric / immersion water heating systems, DualImmersi
                       ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                            Page: 2
Hot Water Cylinder:                             Yes, in heated space
Hot Water Cylinder Insulation:                  Foam, Thickness: 50 mm
Hot Water Cylinder Volume:                      120.00 litres
Solar Water Heating:                            None
Electricity Tariff:                             7 - Hour Off Peak
PV Cells:                                       None
Thermal Bridges:                                DefaultNoRobustConstr, Thermal bridging factor y = 0.15
Energy Saved:
Energy Used:
Terrain Type:                                   Rural
Number of Wind Turbines:                        0
Small-scale hydro generators:                   0.00




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                               Page: 3

SAP calculation (Existing Dwelling as Designed)


1. Overall house dimensions
Ground floor                                                                             22.000 * 2.350                    51.70
Total floor area                                                                         22.000                                                  (5)
Total house volume                                                                                                         51.70                 (6)


2. Ventilation rate
Number of chimneys                                                                                0   *   40                0
Number of flues                                                                                   0   *   20                0
Number of fans                                                                                    2   *   10               20
Flueless gas fire                                                                                 0   *   40                0
Infiltration                                                                                                                0.39                 (10)

Number of storeys                                                                                                          1                     (11)
Additional infiltration                                                                                                    0.00                  (12)
Structural infiltration                                                                                                    0.35                  (13)
Wooden floor infiltration                                                                                                  0.00                  (14)
Draught lobby infiltration                                                                                                 0.05                  (15)
Percentage windows draught proofed                                                                                       100.00                  (16)
Window infiltration                                                                                                        0.05                  (17)
Infiltration rate                                                                                                          0.84                  (18,19)

Sides sheltered                                                                                                              2                   (20)
Shelter factor                                                                                                               0.85                (21)
Adjusted infiltration rate                                                                                                   0.71                (22)
Air change natural ventilation                                                                                               0.75                (24)
Effective air change rate                                                                                                    0.75                (25)

3. Heat losses
Doors New Doors                                                                            4.000 *          3.000          12.00
Doors Heat Loss total                                                                                                      12.00                 (26)

Windows   New Windows                                             5.100 * 1/[(1/ 2.000)+0.04]                               9.44
Windows   New Windows                                             0.800 * 1/[(1/ 2.000)+0.04]                               1.48
Windows   New Windows                                             1.600 * 1/[(1/ 2.000)+0.04]                               2.96
Windows   Heat Loss total                                                                                                  13.89                 (27)

Roof Lights Heat Loss total                                                                                                  0.00                (27)

Floor 1                                                                                  22.000 *           0.250            5.50
Ground floor Heat Loss total                                                                                                 5.50                (28)

Main External wall type                                                                  37.000 *           0.350          12.95                 (29)
Secondary walls Loss total                                                                                                  0.00                 (29a)

Roof Roof 1                                                                              22.000 *           0.160            3.52                (30)
Roof Loss total                                                                                                              3.52                (30)

Total area of elements                                                                                                     92.50                 (32)
Fabric heat loss                                                                                                           47.86                 (33)
Appendix K: Thermal bridging                                                                                                0.15                 (y)
Effect of thermal bridges                                                                                                  13.88                 (34)
Total fabric heat loss                                                                                                     61.73                 (35)
Ventilation heat loss                                                                                                      12.85                 (36)
Heat loss coefficient                                                                                                      74.58                 (37)
Heat loss parameter (HLP)                                                                                                   3.39                 (38)

4. Water heating energy requirements
Energy of heated water                                                                                                 1026.42                   (39)
Distribution loss                                                                                                       181.13                   (40)
Tank volume                                                                                                             120.00                   (43)
Hot Water storage loss factor                                                                                             0.0152                 (44)
                   ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                              Page: 4
Volume factor                                                                                                            1.000                  (44a)
Temperature factor T                                                                                                     0.60                   (44b)
Energy lost from tank                                                                                                  399.07                   (45)
Energy lost from tank                                                                                                  399.07                   (46)
If cyl contains solar storage                                                                                          399.07                   (47)
Primary circuit loss                                                                                                     0.00                   (48)
Output from water heater                                                                                              1606.62                   (51)
Gains from water heating                                                                                               720.76                   (52)

5. Internal gains
Lighting, appliances, cooking and metabolic (Table 5)                                                                   189.27                  (53)
Reduction of internal gains due to LE lighting (Appendix                                         L)
Correction factor for low-energy outlets                                                                                  0.88                  (C1)
Window 1              0.9 * 5.100 * 0.80 * 0.7 * 0.83 /                                          22.000                   0.10
Window 2              0.9 * 0.800 * 0.80 * 0.7 * 0.83 /                                          22.000                   0.02
Window 3              0.9 * 1.600 * 0.80 * 0.7 * 0.83 /                                          22.000                   0.03
Ratio of glass area to floor area                                                                                         0.14                  (GL)
Correction factor for daylighting                                                                                         0.96                  (C2)
Annual energy used for lighting in the house                                                                            171.86                  (EL)
Reduction in lighting use due to low energy lights                                                                       24.55                  (deltaEL)
Low energy lighting                                                                                                      -3.68                  (53a)
Water heating                                                                                                            82.28                  (54)
Total internal gains                                                                                                    267.86                  (55)

6. Solar gains
                    Access                Area               Flux                         g                FF         Gains
                    Factor                (m2)                                                                         (W)
Windows 'N '         0.770 *             5.100 *          29.000 * 0.9 * 0.720                         * 0.7            51.66                   (56)
Windows1 'S '        0.770 *             0.800 *          72.000 * 0.9 * 0.720                         * 0.7            20.12                   (60)
Windows2 'W '        0.770 *             1.600 *          48.000 * 0.9 * 0.720                         * 0.7            26.82                   (62)
Total solar gains                                                                                                       98.60                   (65)
Total gains, W                                                                                                         366.46                   (66)
Gains/loss ratio (GLR)                                                                                                   4.91                   (67)
Utilisation factor                                                                                                       0.974                  (68)
Useful gains, W                                                                                                        357.06                   (69)

7. Mean internal temperature
Mean internal temperature of living zone (heating type = 4)                                                               20.09                 (70)
Temperature addjustment                                                                                                    0.00                 (71)
Adjustment for gains                                                                                                       0.04                 (72)
Adjusted room temperature                                                                                                 20.13                 (73)
Temperature difference between zones                                                                                       2.45                 (74)
Living area fraction                                                                                                       0.741                (75)
Rest of house floor fraction                                                                                               0.259                (76)
Mean internal temperature                                                                                                 19.50                 (77)

8. Degree days
Temperature raise from gains                                                                                             4.79                   (78)
Base temperature                                                                                                        14.71                   (79)
Degree days                                                                                                           1947.76                   (80)

9a. Energy requirements - individual heating systems, including micro-CHP
Space heating requirement (useful)                                  3486.35                                                                     (81)
Fraction of heat from secondary system                                 0.15                                                                     (82)
MHS efficiency                                                       100.0
Main system efficiency                                               100.0                                                                      (83)
Secondary system efficiency                                          100.0                                                                      (84)
Space heating fuel - main HS                                        2963.40                                                                     (85)
Space heating fuel - secondary HS                                    522.95                                                                     (85a)
Efficiency of water heater                                           100.00                                                                     (86)
Energy required for water heating                                   1606.62
Energy used for water heating                                       1606.62                                                                     (86a)
Electricity for pumps, fans, ...                                       0.00                                                                     (87)
Electricity for lighting (25% fixed LEL)                             171.86                                                                     (87g)

                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                              Page: 5
10a. Fuel costs - individual heating systems
MHS heating cost                     [ 2963.40                                * 2.9400 * 0.01]                           87.12                  (88)
SHS heating cost                     [ 522.95                                 * 7.6500 * 0.01]                           40.01                  (89)
On-peak fraction                                                                                                          0.09                  (90)
Off-peak fraction                                                                                                         0.91                  (90a)
On-peak cost                         [ 137.31                                 *   7.6500        *   0.01]                10.50                  (91)
Off-peak cost                        [ 1469.31                                *   2.9400        *   0.01]                43.20                  (91a)
Pump/fan energy                      [    0.00                                *   7.6500        *   0.01]                 0.00                  (92)
Lighting energy                      [ 171.86                                 *   7.6500        *   0.01]                13.15                  (93)
Additional standing charges                                                                                              20.00                  (94)
Total energy cost                                                                                                       213.98                  (97)
Total energy cost using Sedbuk db prices                                                                                295.60

11. SAP rating
Energy cost deflator                                                                                                        0.91                (98)
Energy cost factor                                                                                                          2.46                (99)
ECF unrounded = 2.45852290080318
SAP value                                                                                                                 65.68
SAP value unrounded = 65.6790203047876
SAP Energy rating                                                                                                         66                    (100)
SAP Energy rating band                                                                                                     D



12a. Carbon dioxide emissions
MHS heating CO2                                                        [ 2963.40 * 0.4220]                            1250.56                   (101)
SHS heating CO2                                                        [ 522.95 * 0.4220]                              220.69                   (102)
WHS heating CO2                                                        [ 1606.62 * 0.4220]                             677.99                   (103)
Space and water heating CO2                                                                                           2149.23                   (107)
Pumps and fans CO2                                                     [       0.00 * 0.4220]                            0.00                   (108)
Lighting CO2                                                           [     171.86 * 0.4220]                           72.53                   (109)
Total CO2 emissions in kg/year                                                                                        2221.76                   (112)
Dwelling's Carbon Factor                                                                                                33.16                   (CF)
Environmental Impact Rating                                                                                             55.54
Environmental Impact Rating rounded                                                                                     56
Environmental Impact Rating band                                                                                         D

13a. Primary energy
MHS heating P.E.                                                       [ 2963.40 * 2.8000]                           8297.52
SHS heating P.E.                                                       [ 522.95 * 2.8000]                            1464.27
WHS heating P.E.                                                       [ 1606.62 * 2.8000]                           4498.52
Space and water heating P.E.                                                                                        14260.32
Pumps and fans P.E.                                                    [       0.00 * 2.8000]                           0.00                    (104)
Lighting P.E.                                                          [     171.86 * 2.8000]                         481.22                    (104a)
Primary energy kWh/year                                                                                             14741.54
Primary energy kWh/m2/year                                                                                            670.07                    (105)




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                            Page: 6

Recommendation Level E

E Low energy lighting                         :   100%
  Recommendation result                       :   Recommended
E Recommendation no                           :   101
E Recommendation text                         :   Low energy lighting for all fixed outlets
  CO2 emissions                               :    2212.329
  Total energy cost (_97)                     :     210.215
  SAP rating                                  :       66 ( 66.393)
E Recommendation                              :   SAP change (66.393 - 65.679), increase = 0.714




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                            Page: 7

Recommendation Level N

N Solar Panel                                 :   installed
  Recommendation result                       :   Recommended
N Recommendation no                           :   102
N Recommendation text                         :   Solar water heating
  CO2 emissions                               :    1937.303
  Total energy cost (_97)                     :     189.288
  SAP rating                                  :       70 ( 70.361)
N Recommendation                              :   SAP change (70.361 - 66.393), increase = 3.968




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                            Page: 8

Recommendation Level U

U Photovoltaics                               :   2.5 kWp
  Recommendation result                       :   Recommended
U Recommendation no                           :   103
U Recommendation text                         :   Solar photovoltaic panels, 2.5 kWp
  CO2 emissions                               :     990.333
  Total energy cost (_97)                     :       78.003
  SAP rating                                  :       91 ( 91.461)
U Recommendation                              :   SAP change (91.461 - 70.361), increase = 21.100




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                            Page: 9

Recommendation Level

V Wind turbine                                :   blade diameter 1.75 m
  Recommendation result                       :   Recommended
V Recommendation no                           :   104
V Recommendation text                         :   Wind turbine
  CO2 emissions                               :     724.388
  Total energy cost (_97)                     :       44.924
  SAP rating                                  :       98 ( 97.733)
V Recommendation                              :   SAP change (97.733 - 91.461), increase = 6.272




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB
CALCULATION DETAILS for survey reference no 'MK7501'                                                                                            Page: 10

Recommendation Total

E Low energy lighting                         :   100%
N Solar Panel                                 :   installed
U Photovoltaics                               :   2.5 kWp
V Wind turbine                                :   blade diameter 1.75 m
  Recommendation result                       :   Recommended
V Recommendation no                           :   104
V Recommendation text                         :   Wind turbine
  CO2 emissions                               :     724.388
  Total energy cost (_97)                     :       44.924
  SAP rating                                  :       98 ( 97.733)




                  ã Elmhurst   Energy Systems Limited Registered Office Unit 16, St Johns Business Park, Lutterworth, Leicestershire LE17 4HB

				
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