Carnwath Road London SW HR Tel Fax

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					                                        The
27 Carnwath Road, London. SW6 3HR
          Tel: 020 7736 7511
         Fax: 020 7736 2988
  Email: enquiries@reed-harris.co.uk   Guide
This booklet has been produced to give a broad understanding                              Contents
of the methods and materials used in tiling. The key to a
successful tiling project is in the preparation and planning. The
information in this guide covers as many of the most frequently
asked questions as possible. It is intended as an informal guide
with domestic projects in mind. Where required, more detailed                             1   General Fitting Principles    5    Underfloor Heating
technical advice can either be given for specific projects by                                 Wall Tiles                         Fitting onto Concrete Floors
our experienced team or can be found in British Standard BS                                   Floor Tiles                        Fitting onto Wooden Floors
5385 Wall & Floor Tiling. Always refer to the manufacturers                                   Expansion Joints
                                                                                              Access Panels                 6    Timber Backgrounds
instructions when using grouts, adhesives and preparation                                     Cutting                            Preparing Timber Backgrounds
products, which can be found on the packaging.                                                Drilling                           Levelling Timber Floors
                                                                                              Selecting Adhesive & Grout
                                                                                              Weight Allowance Chart        7    Waterproofing Shower Walls
Wherever possible it is always worth employing an experienced
professional to carry out any type of building or renovation work.                        2   Tile Varieties                8    Wet Rooms
                                                                                                                                 Wedi Fundo Shower Trays
Contact the Tile Association for assistance in finding a qualified                            Ceramic Wall & Floor
                                                                                                                                 Fixing Wedi onto Stud Walls
                                                                                              Porcelain
Tiler in your area. A tremendous amount of choice is available in                             Natural Stone                      & Partitions
floor and wall finishes, fittings, furniture, etc. An Interior Designer                       Tumbled Stone                      Fixing Wedi onto Solid Walls
                                                                                                                                 Fixing Wedi onto Timber Floors
can take your requirements and present ideas for approval,                                    Agglomerate
                                                                                                                                 Fixing Wedi onto Concrete Floors
                                                                                              Glass
saving time and cutting out the need to trawl through hundreds                                Terracotta                         Preparing Wedi shower trays for use
of options before finding the right one. An Interior Designer can                             Sheet Mosaic                       with Mosaic
also work as a project manager to ensure that renovations run                                                               9    Sound Deadening
smoothly. Contact the British Interior Design Association for                             3   Fixing Notes
                                                                                              Ceramic, Porcelain, Stone,    10   Tiling Balconies
assistance in finding an Interior Designer.                                                   Terracotta & Tumbled Stone
                                                                                                                                 Wedi Balco onto Concrete Balconies
                                                                                              Glass & Agglomerate
                                                                                                                                 Wedi Balco onto Asphalt Balconies
                                                                                              Sheet Mosaic
This booklet will outline the important points of preparation and
give an indication of the work involved in fitting tiles, informing                       4   Sealing and Maintenance       11   Fitting Product Descriptions
both the DIY customer and the experienced professional.                                       Grouting
                                                                                              Ceramic & Porcelain           12   Adhesive Selection Chart
                                                                                              Natural Stone, Terracotta &
                                                                                              Agglomerate




This “Guide” is intended for information purposes only. We can accept no responsibility
for reliance placed upon the advice contained herein in any circumstances.
     1 General fitting principles


     It is extremely unlikely that tiles will        Inspection:                                  it is important to take into account any          a wall has been waterproofed, battens
     exactly fit a wall from one side of the                                                      vertical feature lines that may have a            cannot be mechanically fixed to the wall.
     room to another. To achieve a quality           Always inspect the tiles prior to fixing,    different width to the main tiles.                The starting point must be made with
     finish it is worth taking the time to           making sure that tiles are shuffled to                                                         marked lines only as any screws or nails
                                                     ensure any colour and shade variations                                  Starting from
     prepare the areas to be tiled. Careful                                                                                                         will puncture the waterproof preparation
                                                     are well mixed. It is strongly advised                                  the last whole
     marking out will ensure that the fixed tiles                                                                                                   which may result in a leak. The horizontal
                                                     to check that there are enough tiles to                                 tile marked on
     will be properly centred and any cut tiles                                                                                                     batten may be moved along the wall to
                                                     complete the work before fixing as it is                                the horizontal
     are of a comfortable size. Preparation                                                                                                         continue as a guide, once any newly
                                                     not possible to match tiles from different                              line; draw a line
     will also help gauge where borders and                                                                                                         applied tiles are supported by the
                                                     batches. For the same reason it would be                                vertically using a
     features are best placed before it is too                                                                                                      adhesive. Once the whole tiles have been
                                                     prudent to keep a few extra tiles should                                plumb line as a
     late for adjustments.                                                                                                                          fixed the cuts can be measured and
                                                     any need to be replaced in the future.                                  guide. Using the
                                                                                                                                                    fitted.
                                                     Always handle tiles carefully as many are                               ruler, mark the tile
     Preparation:                                    relatively fragile prior to installation.                               spacing vertically
                                                                                                  to determine where the last whole tile will       Floor Tiles
     All areas to be tiled must be clean, flat,
                                                                                                  finish. It is important to make allowances
     mature, dry and free from dust and any          Wall Tiles                                   for any horizontal border tiles or mosaics
                                                                                                                                                    Before any marking out takes place
     residues that may cause poor adhesion.                                                                                                         it is important to consider where any
                                                     In order to plan                             that are to be incorporated into the              permanent items such as a bath will sit,
     Any irregularities in the surface prior to
                                                     the tile layout                              design. If the remaining space at the top         if not present at the time of tiling. The
     tiling may affect the quality of the tiled
                                                     successfully you                             of the wall is uncomfortably small, adjust        positioning of these pieces will determine
     finish. To assist with the preparation work
                                                     will need two                                the height of the horizontal start line. The      the layout of the tiles. If there is more
     there are articles to follow that explain
                                                     straight wooden                              finished tiling will look better with a more      than one entrance to the area that will be
     how different areas should be treated
                                                     bars. To find a                              generous cut at both the top and bottom           tiled it is important to establish which will
     prior to tiling. Natural stone and Terracotta
                                                     level starting                               of the wall, rather than a row of tiny cuts       be the main access and centre the room
     tiles may contain residual moisture from
                                                     point mark                                   at one end.                                       along this axis.
     manufacture which will cause the tiles to
                                                     the wall with a
     appear darker than anticipated. Damp                                                         Once any
                                                     horizontal line
     tiles should be unpacked and allowed                                                         adjustments of
                                                     at the height of one tile and grout joint
     to dry thoroughly before fixing. Should                                                      the marking out
                                                     from the floor or skirting board.
     this not be possible they can be fixed                                                       are complete,
     but it will result in an extended drying                                 Make a ruler        two wooden
     time. Some tile edges may have small                                     with the longest    battens can
     chips or flaws which should be reserved                                  wooden bar by       be attached to
     for cuts. Glass and Agglomerate tiles                                    marking out the     the wall. One
     react to temperature more than other                                     tile and grout      batten should
     tile products. For this reason these tiles                               widths along its    be fixed with
     should be stored in the room in which they                                                   the top edge following the horizontal             Mark the centre of the floor against the
                                                                              length. Measure
     are to be fitted to allow them to settle.                                                    base line. The second batten should               wall with the main entrance in it. Do the
                                                                              the width of the
     Glass tiles should be left for 24 hours                                                      be fixed at 90° to the first following the        same on the opposite side of the room.
                                                                              wall to find the
     and Agglomerate tiles will need 48 hours.                                                    vertical line. The two battens give a             Mark a straight line across the room
                                                                              centre and mark
     Agglomerate tiles must also be stacked                                                       stable starting point to begin the wall           joining the two points to make the centre
                                                     the tile and grout widths along the line
     flat and not on their edges.                                                                 tiling. It is important to note that where        line.
                                                     from the centre point. When measuring

01   |   General Fitting Principles                                                                                                                                       General Fitting Principles   |   02
                                                  Expansion Joints                              On very large floors expansion joints             bath panel. Using a set of magnets
                                                                                                should be used to surround uninterrupted          and metal plates, a panel can be
                                                  Expansion joints should be used               areas of 64 square metres. (8m x 8m)              made to seamlessly fit within the tiled
                                                  where the surface to be tiled is made                                                           surface. Building in an access panel
                                                  from different materials. This will           It is less likely to install an expansion joint
                                                                                                                                                  can save time on future repairs if any
                                                  most commonly be the join between             on the wall unless there is a movement
                                                                                                joint already present before tiling or the        plumbing requires maintenance. It will
                                                  a concrete and a wooden floor where                                                             also cut out the need to search for
                                                  the whole area is to be covered in tiles.     area to be covered is an uninterrupted
                                                                                                9 square metres. Expansion joints on              replacement tiles.
                                                                                                the wall are usually constructed with a
     Measure the centre line to find the middle                                                 continuous bead of silicone between
     and mark it accordingly. From the centre                                                   the tiles. The silicone is able to deform
     point set out tiles towards the far wall                                                   under pressure and reduce any stresses
     from the entrance, until no more whole                                                     building across the face of the wall.
     tiles will fit. Using the back edge of the
     furthest whole tile from the door as a                                                     Access Panels
     guide, mark a line at 90º to the centre
     line across the rear of the room. Set out                                                  These should be fitted where possible
     further tiles along the new line until no                                                  future access would be prevented by a
     more whole tiles will fit.                                                                 tiled surface. The most common area
                                                                                                to fit an access panel is within a tiled




     Using the edge of the furthest tile from
     the door as a guide, mark a parallel
                                                  Different backgrounds move at differing
     line to the centre line along one side
                                                  rates during changes in temperature. If
     of the room. To ensure the new line is
                                                  a tile is fitted across one of these stress
     parallel to the centre line, take periodic
                                                  points, it will be under great pressure
     measurements between them. The               which will cause it to break or cause the
     tile that is the furthest from the door      grout to fail around it. Expansion joints
     will be the starting point Always work       are fixed along stress lines to allow the
     back towards the door. Once the whole        floor on either side to behave in different
     tiles have been fixed the cuts can be        ways without affecting each other.
     measured and fitted.


03   |   General Fitting Principles                                                                                                                                   General Fitting Principles   |   04
     Cutting                                                                                       Weight Allowance Chart
     Ceramic tiles are relatively straight         so may result in the tiles cracking after
     forward to cut. Mark the tiles where they     being fixed which can still occur three         Substrate            Weight
     need to be cut. Score along the line with     months after installation.                                           Limitations
     a tile cutter using firm even pressure.
     If the tile cutter does not have a lever                                                      Brickwork                                  6 Weeks prior to direct
                                                   Drilling                                                                                   fixing or application
     to snap the tile, place the tile on a flat
     surface with a nail under one end of the      The method for drilling is common to all                                                   of render/plaster finishes
     score line. Press firmly down on either       types of tile and does require patience.        Blockwork                                  6 Weeks prior to direct
     side of the tile to separate the pieces. If   It is tempting to try and force the drill                                                  fixing or application
     a more complex shape is required, use a       through the tile but this does not speed                                                   of render/plaster finishes
     tile saw to follow this desired shape.        up the task, excessive pressure will
                                                   only serve in burning out the drill bit or      Plaster              20 Kg/m2              4 Weeks                      Internal Only
     This principle is common to most              breaking the tile. Unfixed tiles should be
     varieties of tile however there are some                                                      Plasterboard         32 Kg/m2                                           Internal Only
                                                   placed onto cardboard upon a flat rigid
     characteristics to be aware of.               surface. Drill bits should be Tungsten          Plywood              35 Kg/m2                                           Internal Only
     All Stone products, Terracotta and            Carbide such as the Karat range of bits
                                                   or Diamond Tipped. Mark the tile where          Render               60 Kg/m2              2 Weeks                      Internal/External
     Agglomerate materials should be cut
     using a water cooled diamond wheel.           the hole is required. Overlay with masking      Screed                                     3-4 Weeks                    Internal/External
     This method ensures a smooth even cut         or electrical tape. Mark the tape to match
                                                   your existing drilling point. Repeat 4 – 5      Wedi Tilebacker      60-65 Kg/m2                                        Internal/External
     and is safer than using an angle grinder.                                                                          (needs to be fitted
                                                   times until a sufficient guide point has        Boards
     Porcelain tiles can also be cut using a                                                                            correctly according
     wet wheel where the score and snap            been made to prevent the drill bit from
                                                                                                                        to wedi guide lines
     method is proving difficult or resulting in   slipping until it has bitten into the surface                        to achieve this
     an uneven break. This can be the case
     with heavily textured or the weightier
     porcelain products of 12mm thickness.
     Glass has a particular behaviour and
                                                   of the tile. Using a variable speed drill
                                                   on a low speed rotary setting only (NOT
                                                   hammer action), start to drill allowing the
                                                   drill to do the work.
                                                                                                                        weight ammount)



                                                                                                   Tile and Weight Information
                                                                                                                              Table
     should be treated differently to ensure       If the required hole through the tile needs
     a successful installation. To cut the tiles   to have a neat edge or there is a complex       Tile                                        Weight (Kg perm2)
     use a glasscutter (ensuring the wheel is      shape to be cut, it may be necessary
                                                   to use a water jet cutting service. This        Mosaics-Porcelain, Ceramic & Glass          7-11 kg
     oiled) to score the tile along the required
                                                   method of cutting uses a precise jet of
     cut line. Place the score mark directly                                                       Ceramics                                    9-21kg
                                                   water at extremely high pressure to erode
     over a small diameter piece of material,
                                                   an accurate line through the tile. It is        Porcelain                                   19-26kg
     such as wire or small nail, and apply
                                                   recommended to use this method where
     even downward pressure on either side                                                         Stone                                       30kg at 10mm Thick
                                                   any pipes or fittings mounted through the
     of the required cut. It is imperative that                                                                                                60kg at 20mm Thick
                                                   tiled surface do not have blanking plates
     all cut edges should be smoothed with
                                                   to mask the edges of any holes.
     a sanding stone to remove the stresses                                                                          Please also allow around 2-4kg/m2 for adhesive
     from the cutting process. Failure to do

05   |   General Fitting Principles                                                                                                                                   General Fitting Principles   |   06
     2 Tile Varieties


     Ceramic Wall & Floor                                                                        Tumbled Stone and Pebbles
     Ceramic tiles are produced from a blend       options available depending on the area       Tumbled stone must be treated in much            cause them to bend which will make fitting
     of clays. The raw material is pressed         and background to be tiled. Porcelain         the same way as any other stone tile.            impossible.
     into shape, dried and then glazed             tiles are similar to Ceramic in that they     The only difference between this and
                                                                                                                                                  Agglomerate tiles can often be affected by the
     before being kiln fired. Some production      are not affected by adhesive colour,          other stone products is in the last stages
                                                                                                                                                  colour of the adhesive used to fix them. With
     processes allows for the tiles to be fired    again Grey adhesives will be acceptable       of manufacture. Tiles are scrubbed with          this in mind it is preferred that white adhesive
     twice, once to fix the base glaze and         in the majority of cases. See the chart       abrasive blocks and a mildly acidic formula      be used with this type of material. Rapid
     secondly for fixing decoration. Ceramic       in the back of this guide for the correct     to gain the time worn appearance. Tumbled        setting adhesives are also recommended to
     tiles are available in many forms from        adhesive for different applications.          products tend to have a broad range of           prevent moisture marks appearing on the
     stone effects through to highly unusual                                                     colour and tone within single batches to         surface of the tiles. See the chart in the back
     three dimensional forms.                      Natural Stone: Honed,                         enhance the rustic finish. As is the case        of this guide for the correct adhesive for
                                                                                                 with natural stone, there may be some            different applications.
     There are several adhesive options            Polished & Riven                              residual moisture from manufacture which
     available depending on the area and
                                                   Stone is quarried from veins of raw           can make the tiles appear a little darker
     background to be tiled. Ceramic tiles
                                                   material naturally occurring in the earths    than expected.                                   Glass Tiles
     are not affected by the colour of the
                                                   crust. Stone is excavated in blocks and                                                        Glass differs from other types of tile in the
     adhesive used to fix them, with this in                                                     Adhesives incorporating the rapid dry
                                                   delivered into the factories to be cut into                                                    unique way it reflects light. Most glass
     mind Grey adhesives will be acceptable                                                      formula are preferred for use with natural
                                                   tiles. Each tile will have a unique marking                                                    varieties have the colour fused into the back
     in the majority of cases. See the chart                                                     products. For white or pale stone a white
                                                   that depending on the type of stone will                                                       of the tile giving them a sense of depth and
     in the back of this guide for the correct                                                   adhesive should always be used so that the
                                                   be anything from nearly uniform speckles                                                       intense colour. Glass is not absorbent making
     adhesive for different applications.                                                        adhesive colour does not affect the finished
                                                   to vibrant, rich veins. Tiles from our        appearance. See the chart in the back            it a practical choice for bathroom and food
                                                   warehouse may contain residual moisture                                                        preparation areas.
     Porcelain Tiles                                                                             of this guide for the correct adhesive for
                                                   from manufacture. In these instances the      different applications.                          It is recommended to store the glass tiles
     Porcelain tiles are produced from the         tiles may look darker than anticipated
                                                                                                                                                   in the installation area at least 24 hours prior
     purest raw materials and are fired            due to the water inside the stone. Damp
                                                                                                 Agglomerate Tiles                                to fixing, so they are able to adjust to the
     to 1280°C where as most traditional           tiles should be unpacked and allowed to
                                                                                                                                                  room temperature.
     tiles are fired to 1080°C. The higher         dry thoroughly before fixing. Where this      Agglomerate tiles comprise 95% Marble,
     kiln temperature changes the nature           is not possible they can be fixed but this    Quartz or Glass, and 5% hard wearing             The only types of adhesive that will
     of the clay and causes the material           may result in an extended drying period.      polyester resin. This form of manufacture        successfully fix glass wall tiling are flexible
     to become fully vitrified. This process                                                     offers consistency of structure with a wear      white cement based adhesives. These types
                                                   Adhesives incorporating the rapid dry                                                          of adhesive are to be used depending on the
     renders the tile impervious to water and      formula are preferred for use with natural    resistance greater than that of natural stone.
                                                                                                                                                  type of background that is going to support
     increases strength and density. Many          stone. For white or pale marble and           Its excellent appearance and versatility         the tiles. See the chart in the back of this
     of our porcelain ranges are designed to       limestone a white adhesive should always      both in terms of finish, ease of fixing and      guide for the correct adhesive for different
     resemble stone. Slight variations in colour   be used so that the adhesive colour           durability make it ideal for use in any          applications. Glass floor tiles must only be
     and marking are a feature of these ranges     does not affect the finished appearance.      internal environment. Place tiles in the area    fixed with white flexible rapid setting adhesive,
     and are to be expected.                       See the chart in the back of this guide       in which they are to be fitted at least 48       ensuring that they are fitted with a grout joint
     The only adhesive type that will properly     for the correct adhesive for different        hours before fitting to allow them to settle     of at least 3mm. If preparing a timber floor
     bond with porcelain tiles is a flexible       applications.                                 and become thermally adjusted. The tiles         with Wedi boards, a minimum thickness of
     cement based mix. There are several                                                         must be kept flat and NOT stacked on             20mm is required to support the
                                                                                                 edge. Stacking the tiles on their edges can      tiles adequately.

07   |   Tile Varieties                                                                                                                                                               Tile Varieties   |   08
                                                                                                 3 Fixing Notes


     Terracotta                                       Sheet Mosaic                               All areas to be tiled must be clean, dry, and    Stone and Terracotta products may require
                                                                                                 free from dust and any residues that may         a thicker adhesive bed between 3 – 20mm
     Terracotta is an age old material being          Mosaic can be made from a wide variety     cause poor adhesion. Inspect the tiles prior     depending on the substrate and calibration
     one of the simplest tiles to produce.            of materials, the most common of which     to fixing and shuffle the batch to ensure        of the tile.
     Clay is quarried and set into wooden             are glass, porcelain and glazed ceramic.   that any colour and shade variations are
     frames to form each tile. Once dried the         There are mosaic types for virtually any                                                    Ensure that all combed adhesive lines are
                                                                                                 well mixed. Some edges may have small
     tile is released from the wooden frame           application all offering the distinctive                                                    parallel. If the combed lines are not parallel
                                                                                                 chips or flaws, these tiles are best kept for
     and then kiln fired. Each tile has its own       texture and visual appeal unique to this                                                    there is a good chance of trapping air
                                                                                                 cuts. Care must be taken when handling
     unique characteristics but all have the          type of covering.                                                                           underneath the tile during fixing. Any air
                                                                                                 tiles as any broken edges may be razor
     warmth and texture of this traditional                                                                                                       pockets within the adhesive can result in a
                                                      Due to the nature of the small closely     sharp and will easily cut hands.
     material.                                                                                                                                    weak spot that may allow the fixed tiles to
                                                      mounted tiles, mosaic offers good slip     See the chart in the back of this guide          crack. Tap the tiles into place with a rubber
     Tiles from our warehouse may contain             resistance with a practical finish ideal   for the correct adhesive for different           mallet, using spacers where required. For
     residual moisture from manufacture. In           for most areas including wetrooms,         applications and materials.                      tiles larger than 450x450mm a pourable
     these instances the tiles may look darker        bathrooms, showers and steam rooms.                                                         adhesive is recommended to ensure good
     than anticipated due to the water inside                                                                                                     contact between the tile and adhesive.
     the clay. Damp tiles should be unpacked
                                                      Care should be taken to choose the         Ceramic Porcelain Stone
                                                      correct adhesive for the project that is   Terracotta & Tumbled Stone
     and allowed to dry thoroughly before
     fixing. Terracotta contains natural salts
                                                      in hand. There are several options to                                                       Glass & Agglomerate
                                                      choose from depending on the type          Wall tiles are relatively simple to install. A
     and minerals that can appear as a whitish                                                   trowelled adhesive bed should be applied         It is important to thinly butter the back of
                                                      of background that is to be covered.
     marking on the surface, which is a natural                                                  to the wall and the tiles pressed onto it        each tile with white adhesive to ensure
                                                      See the chart in the back of this guide
     occurrence that can be removed. This                                                        to fix. The adhesive should achieve a            both proper adhesion and an even tone
                                                      for the correct adhesive for different
     efflorescence is a reaction to moisture                                                     minimum 50% coverage in dry locations.           of colour. Depending on the depth of the
                                                      applications.
     within the tile that can be prevented by                                                    Depending on the depth of the tile, apply        tile use a 3 or 6mm trowel to comb an
     keeping the tiles dry.                                                                      adhesive with a notched trowel between 3         adhesive bed of approximately one square
                                                                                                 – 6mm.                                           metre. Press the buttered tiles firmly into
     Adhesives incorporating the rapid
                                                                                                                                                  the trowelled adhesive using spacers to
     dry formula are preferred for use with                                                      The backs of all floor tiles, external wall      regulate the grout joints as required. It is
     terracotta to ensure that moisture                                                          tiling, stone tiles and wet area tiling should   important to apply only as much adhesive
     from the adhesive does not affect the                                                       be fixed with a solid bed of adhesive.           as can be covered within its working time.
     finished appearance. Terracotta is                                                          This is essential to maintain the strength       Remove any excess adhesive with a damp
     similar to ceramic tile in that it is unlikely                                              and durability of the tiles. Dot and dab         sponge, rinsing frequently with clean water.
     that the adhesive colour will affect the                                                    fixing is unacceptable and will leave the
     appearance of fitted tiles. See the chart                                                   installed tiles vulnerable to breaking or        If the tiles are being used as a decoration
     in the back of this guide for the correct                                                   lifting. To achieve a solid bed of adhesive      and are thinner than the surrounding tiles,
     adhesive for different applications of                                                      it is important to cover the back of the         then layers of adhesive should be applied
     the tile.                                                                                   tiles in a fine layer of adhesive before         to build up the background to the required
                                                                                                 applying into a trowelled adhesive bed of 3      depth. Applying one thick bed of adhesive
                                                                                                 - 6mm depending on the background and            to fill up a depth difference will result in the
                                                                                                 thickness of the tile.                           tiles cracking as the adhesive dries and
                                                                                                                                                  contracts.



09   |   Tile Varieties                                                                                                                                                               Fixing Notes   |   10
     Pressing the tiles into a trowelled bed of          Ceramic and Porcelain                              Sheet Mosaic                                  Selecting Adhesive:
     adhesive without covering the back first will
     result in an uneven blemished appearance.           Grout should be selected to best compliment        Mosaic can be made from a wide variety        Care should be taken to choose the
     For the same reason dot and dab fixing              the chosen tile. As a general guide a rustic       of materials, the most common of which        correct adhesive for the project that is
     is unacceptable and will leave the tiles            effect with irregular edges will require a wider   are glass, porcelain and glazed ceramic.      in hand. There are several options to
     prone to cracking. Glass floor tiles should         grout joint than a more machined tile with         There are mosaic types for virtually any      choose from depending on the type
     be fitted with at least 3mm grout joints            square edges. Most fine grouts will cover a        application all offering the distinctive      of background that is to be tiled and
     between each tile regardless of the edge            joint width of up to 4mm. If a wider joint is to   texture and visual appeal unique to this      the material that makes the mosaic.
     finish. Glass reacts to temperature change          be used then a coarse grained grout will be        type of covering.                             See the chart in the back of this guide
     more quickly than clay based materials              required to span joints of 2 – 15mm. Before                                                      for the correct adhesive for different
                                                         applying grout make sure the area is clean         Due to the nature of the small closely
     which is why the tiles need a little more                                                                                                            applications.
                                                         and free from building residues. Any deposits      mounted tiles, mosaic offers good slip
     room for expansion. It is advised to use the                                                           resistance with a practical finish ideal
                                                         will need to be cleaned away with a solution
     same principle on porcelain and ceramic
                                                         of Cement Away to remove oily / grease             for most areas including wetrooms,            Fixing Paper Faced Mosaic
     tiles fixed over underfloor heating.                                                                   bathrooms, showers and steam rooms.
                                                         marks and light building dirt.                                                                   Install the
                                                                                                                                                          mosaic with
     Grouting                                                                                               Preparation                                   the paper sheet
                                                         Natural Stone Terracotta &
     Grout can greatly influence the look of any                                                                                                          facing towards
                                                         Agglomerate                                        Before commencing the installation            you working
     tiled area and some consideration should                                                               of mosaic it is important to read the
     be given to the choice of colour. There are         For polished and honed finishes a fine                                                           from the top of
                                                         texture grout for joint widths up to 4mm is        following instructions carefully. The         the wall down,
     several types of grout suited to different                                                             surfaces to be tiled should be smooth,
     technical needs which may restrict the              recommended. Tumbled finishes generally                                                          ‘hanging’ each
                                                         have rough edges that suit a wide grout joint.     flat, solid, dry and perfectly clean. It is   sheet. Using
     available palette but it is worth taking a little                                                      advised to grind down any irregularities
                                                         A coarse grain grout is recommended that                                                         a 3mm trowel
     time to see the options. As a general rule of                                                          wherever possible as these will affect
                                                         can span joint widths of 4 – 15mm. Flexible                                                      spread the
     thumb the tile finish, shape and location in                                                           the smoothness of the finished mosaic.
                                                         admixtures should be used in the correct                                                         adhesive to an
     the project is going to govern the types of
                                                         proportions where appropriate. Follow the                                                        area that can
     grout that can be used. For instance a large
                                                         manufacturers instructions, remembering                                                          be tiled within
     contemporary rectified tile with its square
                                                         polished finishes can be scratched by hard                                                       the open time
     edge finish is going to look better finished
                                                         or abrasive objects. It is recommended that                                                      with the toothed
     with a fine grain grout in a narrow joint as
                                                         grout should be applied liberally over the                                                       edge of the
     opposed to a wide joint filled with a coarse
                                                         whole area as well as in the joints. This will                                                   trowel, keeping
     granular product. Where a tile has been                                                                                                              the comb lines
                                                         minimise the ‘tramlining’ effect that may
     installed with a flexible adhesive a flexible                                                                                                        parallel. Press
                                                         appear a week or two after installation.
     grout will be required to finish. We have                                                                                                            the mosaic sheets into the adhesive, to
                                                         Remove excess grout with a damp sponge,
     a selection of flexible grouts but should a                                                                                                          achieve complete adhesive coverage,
                                                         making sure that it is rinsed out frequently
     standard grout be chosen for colour we                                                                 When marking out the surface to be tiled      ensuring that any images or words
                                                         with clean water. The Ardex MG grouts have
     are able to supply an additive to make the          been specifically designed using the rapidry       the sheets should be fixed in a staggered     printed on the paper are facing the same
     mixture flexible.                                   formula for use with stone in joint widths up      brick pattern, allowing for a grout joint     direction. Use the gaps between the tiles
                                                         to 8mm. For wider joints Ardex C2 can be           between each sheet. This will enable          to regulate the sheet spacing and tap the
                                                         used up to 15mm when E101 admixture is             fixing to be as accurate as possible using    sheets flat using a rubber float to ensure
                                                         incorporated.                                      the joint widths on the sheets as a guide.    proper adhesion. Do not use a metal

11   |   Fixing Notes                                                                                                                                                                     Fixing Notes   |   12
     4 Sealing and Maintenance


     float. After fixing,                          The above method is generally the most        Grouting                                   Care should be taken not to remove the
     go back to the                                popular; however the British Standard                                                    grout from the joints. Wipe the cleaning
     previous fixed                                method requires that the paper faced          In most cases a                            water away with a sponge, rinsing it out
     area and wet                                  mosaic sheets are grouted before being        fine texture grout                         frequently with clean water. Inspect the
     the sheets. Care                              applied to the adhesive.                      will be suitable.                          area closely to ensure no residue has
     should be taken                                                                             Where the mosaic                           been missed. No residue should be left
     not to wet the                                Fixing Mesh Mounted Mosaic                    has been installed                         on the mosaic as the epoxy grout will
     paper too much                                                                              in a wet area or on                        be extremely hard to remove once dry.
     as the adhesive                               Install the                                   a floor, a flexible
     will not have hardened sufficiently.          mosaic sheets                                 admixture should                           Maintenance
     Give the moisture time to penetrate the       with the mesh                                 be added to the
                                                   backing being                                 mix or a ready                             Mosaic by nature carries a larger
     paper and dissolve the glue, usually 5
                                                   pressed into the                              flexible grout                             volume of grout than larger tiles.
     – 10 minutes. Starting from one corner,
                                                   adhesive, using                               should be used.                            In the case of glass mosaic, the
     carefully pull the paper off the mosaic
                                                   a rubber float to                             In swimming                                tiles themselves are highly resistant
     diagonally keeping close to the surface.
                                                   ensure complete                               pools or heated                            to chemicals and are not porous.
     This must be done carefully so not
                                                   adhesive                                      spas an epoxy                              Cement based grouts will require
     to dislodge any of the tiles. If this is
                                                   coverage. It is important that the grout      grout should be                            some protection to repel water and
     difficult, stop, wet the paper again and
                                                   joints between the sheets are the same        used. Epoxy offers                         oil based stains. KF Grout protector
     leave for a further 5 minutes. Once the
                                                   as the joints between each tile. Wipe any     a higher resistance to the chemicals       can be applied to the whole area, with
     paper is free from the mosaic, correct
                                                   excess adhesive out of the grout joints       necessary for water maintenance in         any visible excess being wiped off the
     any alignment faults using a small
                                                   and allow to dry for the prescribed time      these areas.                               tiles before drying. This will assist with
     spatula remove any excess adhesive
                                                   before grouting.                                                                         general maintenance by repelling any
     from the grout joints and allow to dry                                                      The area to be grouted should be           staining agents, allowing them to be
     for the prescribed time before grouting.                                                    clean and dry. It is recommended
                                                   Cutting Mosaic                                                                           easily wiped from the surface of
     Do not allow adhesive to harden before                                                      that the grout should be applied over      the grout.
     the paper facing is removed as any            Individual tiles can be cut with a pair of    the whole area, taking off any large
     adjustments will be impossible.               mosaic nippers. The nippers should be         excess with the edge of the grout float.
     Where the sheets are faced with a             applied so that the edge of the tile is in    Remove any excess grout with a damp
     plastic sheet, soaking will not be            the middle of the jaws. The tile should be    sponge, rinsing it out frequently with
     necessary. Any alignment adjustments          arranged so that the jaws are parallel with   clean water. Once the grout is dry,
     can be made by cutting the plastic with       the direction of the desired cut before       remove any residue with a solution of
     a sharp blade to free the individual tiles.   pressure is applied.                          Powerclean.
     The adhesive must be fully set before         A whole sheet can be cut by scoring with      Epoxy grout should be applied in a
     attempting to remove the plastic sheet.       a tile cutter and breaking the individual     similar manner, removing any large
     The sheet should be removed by cutting        pieces to separate the required shape.        excess with the edge of the rubber
     it into strips along the grout spacing and                                                  float. Remove excess epoxy grout
     carefully pulling the strips off working                                                    immediately. Clean with a thoroughly
     close to the surface.                                                                       soaked scotchbrite pad ensuring that
                                                                                                 any residue has been emulsified and
                                                                                                 suspended within the cleaning water.

13   |   Fixing Notes                                                                                                                                                       Fixing Notes   |   14
     4 Sealing and Maintenance


     Sealing                                                                                        mark. Allow to dry for 24 hours. The         Maintenance
                                                                                                    average coverage of MN Stainstop on
     Ceramic                                         and dirt deposits. A solution of Cement        resin bonded conglomerates is 5–6 square     Installing tiles can be expensive and after
                                                     Away should be used to remove any              metres per litre. This is intended as a      works have been completed it is important
     The vast majority of ceramic tiles              residues and allowed to dry thoroughly                                                      to look after your investment. The
                                                                                                    guide only, the porosity of the stone will
     have a glaze finish and as such do              before sealing. Always seal tiles before                                                    materials used to make tiles have different
                                                                                                    vary from batch to batch and also by type.
     not require sealing. There are a few            grouting.                                                                                   care needs to ensure they continue
                                                                                                    The area is now ready for grouting.
     ranges that use unglazed ceramic                                                                                                            looking their best for many years to come.
     pieces which must be sealed before                                                             Once the grouted area is thoroughly dry
     any grouting takes place. Failure to            Natural Stone
                                                                                                    and all residues have been removed, the
     seal will result in the grout residue           Before sealing takes place the area should     final treatment with MN Stainstop can
     becoming extremely difficult to                 be inspected for adhesive residues and         take place. Apply in the same manner
     remove. KF Stainstop should be used             general dirt deposits. The areas must be       as before, being careful to keep foaming
     to protect the unglazed tiles without           perfectly clean and dry before applying        to a minimum. Keep applying coats
     changing their appearance while                                                                until the area is saturated, it is not the
                                                     sealant as any dirt or other deposits may
     providing a resistance to staining and                                                         number of coats that is important but the
                                                     interfere or become more permanent, with
     an aid to grout residue removal. It                                                            completeness of the coverage. Once the
                                                     the sealing process. It is recommended
     is recommended to clean away any                                                               area is fully covered, remove any excess
                                                     that all areas that require sealing are
     adhesive residues and general dirt                                                             puddles from the surface and allow to dry.
                                                     cleaned. There are a few different
     with a solution of Cement Away before
                                                     products that will protect stone. Each
     sealing.
                                                     has its own characteristics and has been       Terracotta
                                                     designed to give a required finish or to be
     Porcelain                                       used with a specific stone.                    Before sealing takes place the area
                                                                                                    should be inspected for adhesive
     Porcelain has an extremely low porosity                                                        residues, efflorescence and general dirt
     that enables it to resist staining without      Agglomerate                                    deposits. It is recommended that all
     assistance from sealing products. Most
                                                     Agglomerates that incorporate stone            areas that require sealing are cleaned
     porcelain products can be left untreated
                                                     chippings should be thoroughly dry and         and left until they are thoroughly dry.
     and will not discolour or pick up stains
                                                     sealed before grouting. Once the tiles         The areas must be perfectly clean and
     provided they receive regular cleaning.
                                                     have been fixed it is advisable to clean       dry before applying sealant as any dirt
     Some unglazed porcelain tiles are
                                                     the whole area with Powerclean diluted         or efflorescence may interfere with
     designed to resemble stone and are
                                                     1:10, to remove any residues of adhesive,      or become more permanent, with the
     produced with a deeply pitted or textured
                                                     builders dust, fingerprints, etc. To prepare   sealing process. There are two systems
     surface. This type of surface can trap
                                                     for grouting it is important to reduce the     for protecting and maintaining terracotta.
     grout residues and over time general
                                                     porosity of the stone to ease the removal      Each has its own characteristics and has
     dirt. It is advised to treat heavily textured
     porcelain with FZ Protective Impregnator.       of grout residues. As a guide, apply half      been designed to give a specific finish.
     This is a one time only treatment that will     the required amount of MN Stainstop to         It is advised that a cool terracotta floor
     act as a releasing agent for general dirt       the tiled area. Apply with a gentle even       is not sealed in direct sunlight or that a
     and building deposits. Before using FZ          motion to minimize the sealant frothing.       floor is not heated during sealing.
     Protective Impregnator, the whole area of       Should any foam appear, wipe it away
     treatment should be free from adhesive          before it dries as it can leave a residual

15   |   Sealing and Maintenance                                                                                                                                      Sealing and Maintenance   |   16
     Sealing
     Below are the recommended products
     to keep your tiles in pristine condition.

         Polished Marble,                                    Honed Marble &
         Limestone & Granite                                 Limstone
         Cleaning prior to sealing:   Power Clean            Cleaning prior to sealing:   Power Clean




         Persistant soiling           Wexa                   Persistant soiling           Wexa




         Sealant options              MN Stainstop for       Sealant options              Colour Intensifier
                                      invisible protection                                to deepen colour
                                      plus Care Seal to                                   and/or MN
                                      maintain shine                                      Stainstop invisible
                                                                                          impregnator plus
                                                                                          Care Seal to provide
                                                                                          sheen




17   |   Sealing and Maintenance                                                                                 Sealing and Maintenance   |   18
     Sealing
         Slate                                                 Pebble Mosaic
         Cleaning prior to sealing     Cement away             Cleaning prior to sealing   Cement away




         Persistant soiling            Cement away             Sealant options             MN Stainstop for
                                                                                           invisible protection
                                                                                           or Colour Intensifier
                                                                                           to deepen colour




         Sealant options               MN Stainstop for
                                       invisible protection
                                       or Colour Intensifier   Terracotta
                                       to deepen colour
                                                               Cleaning prior to sealing   Cement away
                                       or Slate Seal to
                                       deepen colour and
                                       provide sheen



         Tumbled Stone
         Cleaning prior       Cement away
         to sealing                                            Sealant options             Classic System -
                                                                                           Classic Primer
                                                                                           Synthetic System
                                                                                           - Terracotta
                                                                                           Impregnator




         Sealant options      MN Stainstop for invisible       Finishing options applied   Classic System -
                              protection or Colour             after grouting              Classic Wax
                              Intensifier to deepen colour                                 Synthetic System
                              or Cobble Wax to deepen                                      - Terracotta Sealant
                              colour with sheen




19   |   Sealing and Maintenance                                                                                   Sealing and Maintenance   |   20
     Maintenance                                                                                Maintenance

         Ceramic & Glass                           Porcelain Tiles                              Honed Marble                              Polished
         Tiles                                                                                  & Limestone                               Marble,
                                                                                                                                          Limestone
         Regular cleaning          Easycare        Regular cleaning of     FZ Conditioning      Regular         Easycare       All        & Granite
         of all surfaces                           all surfaces leaves a   Cleaner              maintenance                    surfaces
                                                   streak free surface
                                                                                                Heavy soiling   Wexa
                                                   without forming                                                                        Regular            Easy      All surfaces
         Glazed & Glass tiles                                                                                   Removes
                                                   a film                                                                                 maintenance        Care
                                                                                                                oil / grease
         Additional cleaning       Ceramic Clean                                                                spots, soot,
         for bath / shower                                                                                      rubber and
                                                   Special cleaning        FZ Intensive                                                   Additional care    Care      All surfaces
         areas                                                                                                  tar stains.
                                                   of all surfaces         Cleaner                                                                           Sheen     maintaining
                                                                           Removes                                                                                     shine finish
         Unglazed tiles                                                    particularly oily,   Slate
                                                                           greasy marks and
         Special cleaning          Wexa                                    also generally                                                 Revive shine in    Care      All surfaces
         unglazed tiles                                                    stubborn dirt. For                                             worn areas         Seal      where the
                                                                                                Regular         Easycare       All
                                                                           regular cleaning                                                                            shine is
         Sealing unglazed          KF Stainstop                                                 maintenance                    surfaces
                                                                           in areas subject                                                                            worn
         ceramic tiles                                                                          Heavy soiling   Wexa
                                                                           to heavy levels of
         Additional care for                                                                                    Removes
                                                                           wear and soiling.                                              Restore gloss in   Polish    All surfaces
         treated surfaces          Tile Polish                                                                  oil / grease
                                                                                                                                          dull areas                   that are
                                                                                                                spots, soot,
                                                   Heavily Soiled          Ceramic Clean                                                                               heavily
                                                                                                                rubber and
                                                   Areas on all            Removes cement                                                                              worn and
                                                                                                                tar stains.
                                                   surfaces                films, light                                                                                dull
                                                                           mortar and grout
                                                                                                Tumbled
                                                                           residues, rust and                                             Heavy soiling      Wexa      Removes
                                                                                                Stone &
                                                                           lime deposits.                                                                              oil / grease
                                                                                                Pebbles
                                                                                                                                                                       spots, soot,
                                                                                                                                                                       rubber and
                                                                                                Regular         Easycare       All                                     tar stains.
                                                                                                maintenance                    surfaces
                                                                                                Heavy soiling   Wexa
                                                                                                                Removes
                                                                                                                oil / grease
                                                                                                                spots, soot,
                                                                                                                rubber and
                                                                                                                tar stains.

21   |   Sealing and Maintenance                                                                                                                             Sealing and Maintenance   |   22
                                                                                               5 Underfloor Heating


     Maintenance                                                                               DEVI underfloor heating has been
                                                                                               designed as a floor warming system to
         Agglomerate                                    Terracotta                             enhance the comfort of a tiled floor. It
         Tiles                                                                                 can help reduce heating costs where
                                                                                               it is installed but is not intended as a
                                                        Regular       Easycare   maintains     replacement for radiators.
                                                        maintenance              the tiled
         Regular cleaning Easycare Cleaner.             for both                 surface as    Before ordering the heating mat, it
                                                        Classic and              new           is advisable to sketch out the room
                                                        Synthetic                              including any permanent fixtures like
                                                                      Ever-      cleans and    baths, pipes, kitchen units, fridge,
                                                        Systems
                                                                      Sheen      enhances      etc. The sketch will indicate the area
         Special cleaning     Powerclean.                                        the surface   that can be walked on and from that
                              Oil/Grease marks,                                  shine         the size of the required mat can be
                              Glossy films, Residue                                            determined. It is important to keep in
                              from floor care                                                  mind that the heating mats cannot be
                              materials, light films    Classic       Classic    use when
                                                        System        Wax        old wax       shortened, overlapped or the elements
                              of wax and general                                               pushed closer together. The heating
                              soiling.                                           layers have
                                                                                 become dull   element is spaced on a mesh roll to
         Special cleaning     Care Seal                                                        ensure optimum heat distribution and
                              General cleaner for                                              efficiency. Should the elements cross
                              polished surfaces                                                over or be pushed closer together, the
                              that enhances the                                                element can be irreparably damaged.
                              shine of the tiles.                                              The position of the connection cable
                              For the freshening                                               should also be taken into account when
                              of areas that have                                               planning out the mat layout, ensuring
                              become dull with                                                 that it is able to reach a convenient
                              use.                                                             point for a connection box or the control
                                                                                               thermostat.
         Heavy Soiling        Wexa
                              Removes old layers
                              of wax, polishes,                                                Fitting onto Concrete Floors
                              floor care products,
                              sealing substances,                                              Concrete must be dry clean and free
                              permanent shine                                                  from dust and loose material. Any pits or
                              emulsions, oil /                                                 large cracks should be filled to provide
                              grease spots, soot,                                              a level surface. If in doubt use a self
                              rubber and tar stains.                                           levelling screed to refinish the floor
                              Dirt is suspended in a                                           area. Cut a channel into the concrete
                              solution so that it can                                          approximately 10mm deep and wide to
                              be washed away with                                              house the temperature sensor, making
                              water.                                                           sure that the end of the sensor is at least

23   |   Sealing and Maintenance                                                                                                             Underfloor Heating   |   24
                                                                                              6 Timber Backgrounds


     300mm into the heated area and away         Wooden Floor Prepared                        Preparing Timber Backgrounds                 Floors
     from any walls. Once the element has        with Wedi Board
     been circuit tested the self adhesive                                                    Timber will always move to a certain         Chipboard or hardboard is not an
     mat should be rolled out onto the floor.    To fit the temperature sensor a channel      extent through thermal expansion,            acceptable background for tiling. If
     At the end of a mat run, cut the mesh,      must be cut into the Wedi board to           deflection, vibration or differential        chipboard or hardboard has been
     turn the mat and lay the next piece         house the sensor tube which should           movement. In addition, where                 installed or is in situ it will need to be
     beside the first. On concrete floors it     then be covered over with either             movement of the top surface of the           replaced or covered with a suitable
     may be necessary to secure the mat          waterproof or standard jointing tape         timber is restricted by means of solidly     material for tiling. Any plywood flooring
     with nails, being sure not to damage the    depending on the use of the room.            fixed tiles, the movement within the         should be a minimum of 18mm thick,
                                                                                              body of the timber will cause stresses       cross laid over existing floors and screw
     red element wire. The red wire must not
                                                                                              to build resulting in the tiled surface or   fixed at a maximum of 300mm apart.
     be cut or damaged at any stage during       Wooden Floor Prepared                        the grout cracking. There are a variety      Floors prepared with timber sheet
     installation. Once the mat is in position
                                                 with Ditra Matting                           of covering systems available that allow     material should be flat, level and in a
     the elements should be covered by a
                                                                                              wooden backgrounds to move without           sound, stable condition. Floorboards
     layer of appropriate flexible adhesive.     The sensor tube must be rebated into
                                                                                              affecting the tiles on the surface while     must be secured with twin screw fixings
     To protect the element from damage          the Ditra matting and covered with
                                                                                              maintaining a strong bond, but in all        as they cross each joist.
     spread the adhesive with a rubber grout     Kerdi jointing tape. If the Ditra has been
                                                                                              cases timber must be properly secured
     float to make a smooth even surface         used over an uneven wooden floor,
                                                                                              before further work takes place.
     that just covers the red wire. This first   then it may be possible to fit the sensor
     adhesive bed should be left to dry          within the Arditex Levelling Layer. Nails    Walls
     properly before applying the adhesive       and screws should be avoided as they
     to fix the tiles.                           will compromise the effectiveness            It is essential to ensure that all wooden
                                                 of the waterproof membrane. Once             backgrounds are fully sealed against
                                                 the Ditra matting has been fitted, an        moisture. Some types of marine ply
     Fitting onto Wooden Floors                                                               have a dye in them that will cause
                                                 adhesive layer should be smoothed
     Under no circumstances should the           over the top at 2 – 3mm thick prior to       a reddish /orange stain to be drawn
     DEVI underfloor warming system be                                                        through adhesive which can bleed
                                                 fitting the heating element.
     fitted directly to a timber based floor                                                  through to the surface of natural stone
     when covering with tiles. Prepare           In all cases a qualified electrician         or blemish the appearance of glass
     wooden floors as described in               should be engaged to connect the             tiles. This can only appear if moisture is
     Preparing Timber Backgrounds. The           heating mat system to the electrical         able to absorb into the wood surface.        The timber floor should be primed with
     heating mat fitting procedure is the        supply.                                      Seal plywood with Ardex P82 primer in        P51 primer before fixing Wedi boards, in
     same as for a concrete floor except                                                      dry areas, or Ardex S1-K Waterproof          a brick pattern, with a 3-4mm solid bed
     for the points below.                                                                    Coating on intermittently wet wall           of Ardex-flex 7001. The boards should
                                                                                              areas. It is essential to use a flexible     be screw fixed at a rate of 5 fixings
                                                                                              adhesive when tiling onto primed timber      per square metre, remembering to use
                                                                                              surfaces. Ardex-flex 5000, 5001 or 6001      washers to prevent the screw heads
                                                                                              are recommended.                             tearing into the board. In wet areas the
                                                                                                                                           screw and washer fixings should be
                                                                                                                                           covered with waterproof jointing tape.
                                                                                                                                           The joints between the Wedi boards
                                                                                                                                           should be strengthened with TT25

25   |   Underfloor Heating                                                                                                                                         Timber Backgrounds   |   26
     jointing tape in dry areas or Waterproof      Matting. If smaller mosaic tiles are to                                                        If a securely fastened timber floor is too
     Jointing Tape in wet areas. Both tapes        be used on the floor then the timber will                                                      uneven for Ditra matting to directly follow
     are fixed in a fine bed of Ardex-flex 5000,   need to be prepared with Wedi board. In                                                        the contours then it may be necessary
     5001 or 6001 to provide a suitable seal.      all cases the final adhesive depth over                                                        to apply Arditex levelling compound first.
                                                   Ditra matting must not exceed 10mm.                                                            Ditra matting can be used to overlay
     In areas over 20 square metres GF                                                                                                            levelling compound in the same manner
     matting should be fixed over the whole                                                                                                       as Wedi board but without the need to
     area in a fine layer of Ardex-flex 5000,      Levelling Timber Floors
                                                                                                                                                  use screw fixings. The Ditra matting can
     5001 or 6001. This will not be necessary      Once the floor has been secured using the                                                      be fixed to the Arditex with Ardex AF200,
     if Devi underfloor heating is to be           above methods it should be checked to                                                          once the levelling compound has cured
     installed.                                    see if it is out of level. The following method                                                and hardened. Kerdi-Keba band should
                                                   may be used to achieve a level floor.                                                          be used to dress the joins in the matting
                                                                                                     The levelling method is slightly different   and a smoothing layer of adhesive is
                                                                                                     when using Ditra matting. Once the           required before tile fixing takes place.
                                                                                                     timber floor has been secured, attach
                                                                                                     the Ditra matting using Ardex AF200
                                                                                                     adhesive. The Ardex AF200 adhesive will
                                                                                                     cover approximately 3 square metres per
                                                                                                     litre using a 2x6mm vinyl notch trowel.
                                                                                                     Seal any joins in the Ditra by fixing
                                                                                                     Kerdi Keba jointing tape with Ardex-flex
     Ditra matting performs a similar function     Any gaps between timber sheets or                 5000, 5001 or 6001. Arditex levelling
     to Wedi board without using any               floorboards should be filled and badly            Compound may be applied on top of
     mechanical fixings. The wooden floor          worn or damaged floorboards replaced.             the Ditra matting to provide a level floor
     should be secured in the same manner          Arditex levelling compound can be applied         surface. Unlike the previous method there
     prior to fitting Wedi board. Ditra matting    from a feather edge up to 12mm thick as           is no need to overlay the Arditex with
     is attached to the floor with the fleece      required. Once the Arditex has thoroughly         boards before tiling.
     side facing down using Ardex AF200            cured an overlay of 10mm Wedi board               Ditra Matting requires filling to make a
     adhesive. Any joins between rows of           may be laid across the surface and screw          smooth surface for tiling. As a guide the
     matting should be covered with Kerdi-         fixed through the Arditex and into the            following amounts of adhesive or levelling
     Keba band fixed with Ardex-flex 5000,         timber floor. It is important to use the          compound should be allowed for when
     5001 or 6001. Once the joints have cured      PW60 washers when using screws with               working out the required quantities.
     and hardened an even layer of adhesive        Wedi as they stop the screw heads tearing
     should be spread over the Ditra matting       through the board and provide a secure            Ardex-flex Adhesives:
     to smooth it ready for tile fixing. Once      fixing. The screw fixings must not be             approx. 2 kilos per square metre
     the smoothing layer has been completed        further apart than 300mm, with care being         Arditex levelling compound:
     and is dry, the tiles can be fixed using a    taken to ensure the corners and edges             2.6 kilos per square metre
     thin solid bed of adhesive. It is important   are securely braced. Arditex levelling
     to note that the chosen tiles must be         Compound should never be used on
     50x50mm or larger when using Ditra            timber unless covered with an overlay.


27   |   Timber Backgrounds                                                                                                                                                Timber Backgrounds   |   28
     7 Waterproofing Shower Walls


     There is no such thing as watertight                                       situ concrete        Any joints in timber panels should
     cement based grout or adhesive.                                            walls, brickwork     be covered by self adhesive jointing
     Most flexible grouts and adhesives are                                     and blockwork        tape and secured with the waterproof
     described as water resistant which means                                   should be at         coating. (see fig.1)
     that moisture will still get through. The                                  least 6 weeks
     practical aim of tiling a shower area is to                                old to allow         Any gaps around pipes that emerge
     make the wall waterproof and provide a                                     for drying and       through the boards should be filled
     reliable seal against a bath or shower tray.                               shrinkage to         with a stiff mix of the S1-K Waterproof
     To ensure that the water within the shower                                 occur. A thin        Coating. The second layer of
     is properly contained, a waterproof                                        skim coat of         waterproof coating can be applied
     membrane must be used on the wall areas                                    render should        approximately 2 hours after the first.
     to protect any absorbent surfaces from                                     be applied to        (see fig.2)
     water damage.                                                              the wall before      Where walls meet a shower base, a
                                                      spreading the required thickness of render     flexible joint should be created to seal
     It is essential to use a waterproofing
                                                      over the top. The render can be smoothed       any fine gaps around the tray. Run a
     material over plaster, plasterboard,
                                                      with a wood float 40mins – 1 hour after        bead of silicone around the shower
     brickwork, blockwork, concrete or
                                                      application at 20°C. The waterproof            base ensuring proper contact between
     wooden backgrounds. Failure to install a
                                                      coating can be applied after 2 hours at        the wall and tray. The silicone should
     moisture barrier will result in water building
                                                      20°C.
     up behind the tiles and soaking into the                                                        then be smoothed down in between
     background which, over time, will cause          The first coat of S1-K Waterproof Coating      the walls and tray. To help create clean      Figure 1
     the adhesive to detach allowing the tiles to     can be applied with a brush or roller. Make    edges, apply masking tape on the top
     buckle, crack or come off completely.            sure that the coating is applied evenly, has   sides of the shower tray before applying
                                                      made a full contact into any corners and is    the silicone, leaving a margin from the
     Where the basic construction of shower                                                          wall that is equal to the thickness of the
                                                      applied below the level of the shower tray.
     walls is studwork, the simplest form of
                                                                                                     tiles. Carefully remove the masking tape
     waterproofing is to use the Wedi board
                                                                                                     before the silicone has cured. Once
     system fitted directly onto the studs. See
                                                                                                     the silicone has set, fitting the tiles can
     Wet Rooms for the fitting procedure.
                                                                                                     begin. Room should be left between the
     Existing shower areas should be made                                                            lowest tiles and the shower tray for a
     ready by smoothing all the surfaces that                                                        further silicone seal.
     will take tiles. Plaster needs priming with
     P51 primer before applying Ardex S1-K
     Waterproof Coating. New plaster must be
     at least 4 weeks old before applying the
     primer and coating.
     Uneven surfaces can be flattened by
     rendering with Ardex AM100 rapid setting
     render. The area must be dry, clean
     and free from dust and any oil / grease
     deposits before applying the render. In                                                                                                       Figure 2

29   |   Waterproofing Shower Walls                                                                                                                     Waterproofing Shower Walls   |   30
     8 Wet Rooms



     Wet rooms are increasingly popular        after the tape has been fixed another          Fixing Wedi onto Stud Walls                and ceramic tiles and eight per square
     as they dispense with the need to         coat of adhesive is applied over the                                                      metre for natural stone. The fixings
     install a visible shower tray, creating   top of the tape and feathered off with
                                                                                              and Partitions
                                                                                                                                         must be a minimum of 30mm from the
     a seamless uncluttered space. The         the surface of the board. Once the tape        The distance between the upright           edge of the board. It is recommended
     general aim in preparing a wet room       fitting is fully dry the tiles may be fixed.   timbers in the wooden framework will       to prime the fixing holes with silicone
     is to turn the room iwnto a stable                                                       dictate the thickness of Wedi board        sealant or cover the screw head
     waterproof box with a drain in the        Wedi Fundo Shower Trays                        required. A general guide is as follows:   and washer with waterproof jointing
     floor. This can be achieved relatively
     simply by using the Wedi system.          The Fundo shower trays are supplied                                                       tape. The screw/washer fixing must
                                               with a drain kit with either a horizontal                                                 be tightened up to the surface of the
     There are several differing methods                                                       Wedi Board        Maximum Distance
                                               or vertical drainage coupling to fit a 2”       Thickness         Between Uprights        board. Tap the washer with a rubber
     to installing Wedi depending on the       British Standard Pipe. The trays can                                                      mallet so that it is flush with the surface
     existing walls, floor and type of tile    be installed onto wooden or concrete                                                      of the board and re-tighten the screw.
     being fitted as a covering. Wedi                                                          10mm              300mm
                                               floors but in each case there must be                                                     All joins between the boards should be
     boards should be fitted without           a solid support underneath the tray,            12.5mm            400mm                   dressed with waterproof jointing tape.
     leaving gaps between the boards. All      as they are not strong enough for use
     joins should be covered with standard     directly onto timber joists. A solid bed        20mm              600mm
     or waterproof tape depending on           of an appropriate flexible adhesive                                                       Fixing Wedi onto Solid Walls
     the final use of the area. The tape is    should be used to secure the trays in          The boards are fixed to the framework      On flat walls the procedure is
     applied into a skim coat of adhesive      position. On a wooden floor, a box for         using a screw fixing with a Wedi           straightforward. PD80 Plastic dowels
     over all the joins between the boards     the drain will need to be constructed          washer. These are fixed at a rate of       should be used to fix the boards directly
     so that it is firmly bedded and free      between the joists to provide adequate         five per square metre for glass mosaic     to the wall. The dowels should be used
     from trapped air bubbles. Immediately     support for the trap.                                                                                         at a frequency of five
                                                                                                                                                             fixings per square
                                                                                                                                                             metre when preparing
                                                                                                                                                             for ceramic tiles,
                                                                                                                                                             or eight fixings per
                                                                                                                                                             square metre when
                                                                                                                                                             preparing for stone.
                                                                                                                                                             Once the wall area
                                                                                                                                                             is covered, the joins
                                                                                                                                                             between the boards
                                                                                                                                                             and fixing points
                                                                                                                                                             can be dressed
     The Fundo tray
                                                                                                                                                             with waterproof
     can be inset into
                                                                                                                                                             jointing tape.
     a concrete floor
     in areas where it                                                                                                                                       On uneven wall
     is not possible to                                                                                                                                      surfaces or on walls
     increase the floor                                                                                                                                      where the integrity
     height.                                                                                                                                                 of the background is
                                                                                                                                                             in doubt, a minimum
                                                                                                                                                             of 10mm board

31   |   Wet Rooms                                                                                                                                                       Wet Rooms   |   32
                                                                                                                                                                of Ardex-flex 5000,
                                                                                                                                                                5001 or 6001. The
                                                                                                                                                                GF matting will not
                                                                                                                                                                be necessary if Devi
                                                                                                                                                                underfloor heating is
                                                                                                                                                                to be installed.

                                                                                                                                                                Fixing Wedi
                                                                                                                                                                onto
                                                                                                                                                                Concrete Floors
                                                                                                                                                               Concrete floors
                                                                                                                                                               should be dry, clean
                                                                                                                                                               and free from grease
                                                                                                                                                               / oil deposits. If the
                                                                                                                                                               floor is not level, it
                                                                                                                                                               can be prepared
                                                                                                                                                               with Arditex levelling
                                                                                              chosen. If glass floor tiles are going to     compound before fitting the Wedi floor.
                                                                                              be used then a minimum thickness of           Any preparation screed or levelling
                                                                                              20mm Wedi board is required. Once the         compound must be left to dry thoroughly
                                                                                              adhesive has cured screw and washer           and have enough time for any shrinkage
                                                                                              fixings should be secured at five per         to occur.
     should be used. Adhesive is applied to                                                   square metre. Once the adhesive has set
                                                  Fixing Wedi onto Timber Floors              and hardened, the joints and fixing points    The Wedi boards should be bedded in
     the wall to provide perimeter strips or
                                                  Suspended timber floors should be           can be dressed with waterproof jointing       a solid bed of Ardex-flex 5000, 5001 or
     dabs. Whilst the adhesive is still fresh
                                                  level and securely fixed as described       tape embedded in Ardex-flex 5000,             6001. The adhesive can be spread using
     the board is placed into position and
                                                  in Preparing Timber Backgrounds. The        5001 or 6001. It is important to dress the    an 8mm notched trowel. The boards must
     tamped into place using a timber batten,
                                                  outside edge of the Wedi shower trays       perimeter of the room with waterproof         be fixed in a staggered formation and
     ensuring good all round contact is made
                                                                                              jointing tape to provide a seal against the   the adhesive must be allowed to set and
     and a true surface achieved. Once the        is 40mm thick. To achieve a seamless
                                                                                              wall, using Wedi pre-formed corner seals      harden before dressing the board joins
     adhesive is fully dry, drill holes through   surface the depth of the Wedi board
                                                                                              where necessary. If there are 15mm pipes      with waterproof jointing tape.
     the board and dabs with an 8mm bit.          continuing across the floor should also
                                                                                              rising through the floor, Wedi pipe sealing   It is important to dress the perimeter of
     Drive PD80 dowels into the holes and         be 40mm thick. Prime the wooden
                                                                                              collars should be fitted. Larger pipes        the room with waterproof jointing tape to
     hammer flush into the board surface,         floor with P51 primer and fix the Wedi
                                                                                              or fittings that penetrate the Wedi floor     provide a seal against the wall, using Wedi
     ensuring that the dowel is embedded          boards in a staggered formation in a                                                      pre-formed corner seals where necessary.
                                                                                              should be fitted with Wedi drain sealing
     into the structure of the wall. All joins    solid bed of Ardex-flex 7001. For rooms                                                   If there are 15mm pipes rising through
                                                                                              collars. All corner pieces and collars
     between the boards and fixing points         that will not have a Wedi shower tray,      should be fixed with Ardex-flex 5000,         the floor, Wedi pipe sealing collars should
     must be dressed with waterproof jointing     a minimum thickness of 10mm Wedi            5001 or 6001. Areas over 20 square            be fitted. Larger pipes or fittings that
     tape, once the adhesive holding the          board should be used to prepare the         metres should be covered with a layer         penetrate the Wedi floor should be fitted
     boards is fully dry and has hardened.        floor, unless glass floor tiles have been   of GF matting bedded in a skim coat           with Wedi drain sealing collars. All corner


33   |   Wet Rooms                                                                                                                                                          Wet Rooms   |   34
                                                                                                   9 Sound Deadening


                                                                          joints can be sealed     Sound deadening is generally used over
                                                                          with Ardex WPC           timber and concrete floors to reduce the
                                                                          Waterproof Coating.      amount of foot traffic noise travelling
                                                                          Tiling can begin         through to the space below. The system
                                                                          once the waterproof      also reduces impact noise in the areas
                                                                          coating                  where it is installed. There are two
                                                                          is fully dry.            sound deadening options available that
                                                                                                   will suit particular flooring needs.
                                                                             Glass mosaic tiles
                                                                             are often only 4mm     Non Step Plan is a 6mm thick flexible
                                                                             thick. The grid       material that can reduce surface impact
                                                                             frame to Fundo is     noise by 14 dB. With its flexible nature
                                                                             designed for 6 – 8    it can easily adapt to slight irregularities
                                                                             mm tiles. Using 4     in the prepared floor. All timber floors
     pieces and collars should be fixed with        mm tiles will require the area immediately     should be made ready as described
     Ardex-flex 5000, 5001 or 6001. Areas over      around the grid frame to be ‘built up’ to      in Preparing Timber Backgrounds.
     20 square metres should be covered with        ensure the 4mm tile finishes ‘flush’ with      Lay the Non Step Plan panels on the
     a layer of GF matting, bedded in a skim        the top of the frame and the Fundo unit        floor in a staggered pattern. The joins
     coat of Ardex-flex 5000, 5001 or 6001.         drains correctly. The height difference        should be secured with masking tape
     The GF matting will not be necessary if        can be adjusted by carefully applying a        to keep the Non Step Plan in place
     Devi underfloor heating is to be installed.    layer of adhesive to the area immediately      while further work is carried out. If the
                                                    surrounding the grid frame. Once this          floor is part of a wet area, the joints
     Preparing Wedi Shower Trays                    layer has fully set and hardened, the          should be reinforced with waterproof
                                                    adhesive bed that will attach the mosaic       jointing tape fixed with Ardex-flex 5000,
     for use with Mosaic                            can be applied. The ‘build up’ layer must      5001 or 6001. Cover the floor area in
     Mosaic by nature is very thin and will         be applied separately rather than using        GF reinforcement matting being sure
     reflect any bumps and imperfections            an extra thick layer to attach the mosaic.     to overlap the matting lengths by 5 – 6
     that it is fixed to. The waterproof jointing   Thick adhesive will be harder to control       cm. Cover the GF reinforcement matting
     tape used to seal all joins between Wedi       when applying the mosaic and is likely         with a bed of Ardex-flex 5000, 5001 or
     boards has a thickness that can affect a       to squeeze through the grout joints to         6001. The tiles can now be fixed. It is
     mosaic covering. In order to ensure that       the surface of the tiles. There is also the    recommended that tiles are
     the Wedi system is fully waterproof and        possibility that the thick adhesive bed will   at least 200x200mm or larger when
     flat enough not to interfere with a mosaic     shrink enough during hardening that it will    using Non Step Plan. Flexible grout
     finish the standard jointing tape should       detach from individual mosaic tiles or even    must be used to finish the tiles, Ardex-
     be used in lieu of the waterproof. Once        split them.                                    flex FS or FL grouts are ideally suited
     the appropriate areas are fitted with Wedi                                                    to this application.
     board, the joins between boards should
     be sealed with standard jointing tape fixed                                                   If the installation is over a slightly
     in place with waterproof coating. Joints on                                                   sprung floor, epoxy grout must be
     wall areas can be sealed with Ardex S1-K                                                      used to finish the tiles, eg: Ardex WA
     Waterproof Coating. Floor and wall area                                                       Epoxide Grout.


35   |   Wet Rooms                                                                                                                                Sound Deadening   |   36
                                                       10 Tiling Balconies


     Non Step Plus is thicker at 12mm,                 There are a few points that should be            fitted with the Pro
     requiring the floor to be both level and          considered before choosing a method for          Balco EKL stainless
     rigid prior to fitting. Non Step Plus is made     tiling a balcony. If the existing balcony has    steel edging profile
     from the same material as Non Step Plan           a covering of asphalt or other bituminous        for protection and to
     but includes an offset 6mm Wedi board             substance, then the Wedi Balco system            provide an elegant
     bonded onto one surface. Non Step Plus            should be used with a specialist primer.         finish. The Pro
     can reduce impact noise by 16dB. The              To refinish a concrete balcony or cover          Balco EKL profile
     boards are arranged together loose in             existing sound tiles, Wedi Balco can be          is fixed through the
     a staggered pattern, ensuring that an             used, to provide a fully waterproof covering     anchor plate with the
     isolation strip is used around all wall joints.   onto which tiles can be fixed. Under no          adhesive that fixes
     If the floor is part of a wet area, the joints    circumstances should an attempt be made          the tiles which in
     should be reinforced with waterproof              to tile directly onto asphalt. Asphalt is not    most cases will be
     jointing tape fixed with Ardex-flex 5000,         a stable covering, being prone to softening      Ardex-flex 6001. The
     5001 or 6001. Cover the whole area with           in warm temperatures. If tiles are fixed         tiles may be finished
     GF reinforcement matting, making sure             directly, they will not be properly supported    with a suitable
     that all matting edges overlap by 5 – 6           in warmer weather causing grout joints to        flexible external
     cm. Cover the reinforcement matting in a          fail or the tiles to become uneven or crack.     grade grout either
     bed of Ardex-flex 5000, 5001 or 6001. The                                                          Ardex-flex FL or
     tiles may now be fixed. As the Non Step           Wedi Balco onto                                  Ardex C2 with E101
     Plus is fitted over rigid floors and is a stiff   Concrete Balconies                               flexible additive.
     board, there is no size restriction on the
                                                       Old tiling on the concrete should be made
     choice of tile to be fitted. Where mosaic
                                                       good by removing any loose material and
     is to be fitted in a wet area, waterproof
                                                       filling any voids with a standard mortar.
     jointing tape should not be used. The floor       Ardex S21 will be suitable for most
     should be covered in GF reinforcement             applications. If not already carried out, the
     matting. Ardex WPC Waterproof coating             surface must be clean, dry and free from
     must be applied to all the joints between         any grease or oil deposits prior to installing
     the boards to ensure a proper seal is             the Balco boards. Using an 8 or 10mm
     achieved, prior to bedding the remaining          trowel comb a bed of Ardex-flex 6001 and
     GF reinforcement matting in flexible              apply the Balco board, ensuring a solid
     adhesive. Flexible grout must be used to          contact is achieved and maintaining a
     finish the tiles, Ardex-flex FS or FL grouts      minimum 1.5% fall gradient. Balco boards
     are ideally suited to this application.           must be fitted directly next to each other
                                                       without gaps between them. When the
     It is important to note that mechanical           balcony is fully covered with the boards
     fixings are not recommended for use with          they must be finished with the Balco sealing
     either of the Non Step systems. Any screw         set over all joints between boards and
     fixings or nails that penetrate Non Step          joins between the walls and boards. The
     will act as vibration conductors, allowing        sealing set comprises of the sealing tape
     sounds to be transferred into the sub-floor       and specially designed adhesive to ensure
     which will defeat the purpose of the              a waterproof seal. The exposed edges of
     sound deadening layer.                            the boarded balcony should be seamlessly

37   |   Sound Deadening                                                                                      Tiling Balconies   |   38
                                                  11 Fitting Product Descriptions


     Wedi Balco onto                              Cement-Based
     Asphalt Balconies                            Adhesives
     Any existing tiling or loose material                       Ardex X7     Extremely versatile adhesive for internal / external
     should be taken back until a flat                                        applications, swimming pools, etc., suitable for
     asphalt surface remains. This system                                     walls and floors. Available in Grey or White. Can
     should not be used where asphalt is                                      receive light traffic after 24 hours and will be fully
     in excess of 20mm thick. Roofing felt                                    hardened after 3 days.
     should be fully bonded, sealed and                                       Coverage:            1.3kg / sqm / mm of bed thickness.
     secure to the supporting substrate.                                      Pot Life:            5 hours
     The asphalt / roofing felt should first                                  Open Time:           20 minutes
     be primed with Combit Epoxy Primer.                                      Adjustment Time: 10 minutes
     A quartz sand blinding is applied whilst                                 Grout After:         at least 24 hours (Swimming
     the epoxy is wet. When dry the excess                                                         Pools 3 days)
     un-bonded sand should be removed.
                                                                 Ardex S16    Grey rapid hardening and drying wall and floor tile or
     The Balco boards may be fixed with
                                                                              natural stone trafficked 2-3 hours after fixing.
     Ardex-flex 6001 adhesive or in the
     case of an uneven surface, Balco                                         Coverage:           1.4kg / sqm / mm of bed thickness.
     MBM Mortar can be used to build                                          Pot Life:           30 minutes
     up / level and bond the Balco to the                                     Open Time:          10 minutes
                                                                              Grout After:        2 hours
     prepared balcony, ensuring a minimum
     gradient of 1.5% is maintained. Once                        Ardex S16W   White rapid hardening and drying wall and floor tile
     the boards have been fixed and the                                       or natural stone adhesive for internal use in dry or
     adhesive has been allowed to set                                         intermittently damp locations. Can be trafficked 2-3
     properly, the joints may be sealed in                                    hours after fixing. Ideal for fixing translucent marble
     the same manner as before using the                                      and glass tile and mosaics when E90 admixture
     Balco sealing set, covering all joins                                    incorporated.
     between the boards and between                                           Coverage:            1.4kg / sqm / mm of bed thickness.
     boards and walls.                                                        Pot Life:            30 minutes
                                                                              Open Time:           10 minutes
     The edges of the balcony must be
                                                                              Grout After:         2 hours
     seamlessly fitted with Pro Balco EKL
     stainless steel profile which can be                        Ardex S20    Grey, flexible rapid hardening and rapid drying
     bonded in place with the adhesive bed                                    natural stone tile adhesive, reduced risk of water
     that fixes the tiles. Ardex-flex 6001 will                               staining. Depth of bed from 5mm to 20mm thick,
     be suitable in most cases. The tiles                                     ideal for uncalibrated natural stones. Can be
     can be finished using a suitable flexible                                trafficked 3 hours after fixing.
     external grade grout. E 101 must be                                      Coverage:           1.2kg / sqm / mm of bed thickness.
     incorporated where Ardex C2 grouts                                       Pot Life:           45 to 60 minutes
     are selected. Ardex-flex FL grouts are                                   Open Time:          10 minutes
     suitable for use without the need for                                    Grout After:         3 hours
     an additive.

39   |   Tiling Balconies                                                                                    Fitting Product Descriptions   |   40
         Cement-Based                                                                                  Cement-Based
         Adhesives                                                                                     Adhesives

                               Ardex        White, flexible rapid hardening and rapid drying                             Ardex-flex   Grey or White, rapid hardening and drying, flexible
                               S20W         natural stone tile adhesive, reduced risk of water                           7001         cement-based tile adhesive for internal use.
                                            staining. Depth of bed from 5mm to 20mm thick,                                            Specifically designed for fixing all types of floor
                                            ideal for uncalibrated natural stones and translucent                                     tiles, including porcelain to wood-based sheets and
                                            marble. Can be trafficked 3 hours after fixing.                                           boards. Surfaces must be prepared with P51 primer
                                            Coverage:           1.2kg / sqm / mm of bed thickness.                                    prior to applying adhesive. Can be trafficked after 2
                                            Pot Life:           45 to 60 minutes                                                      hours.
                                            Open Time:          10 minutes                                                            Coverage:           1.4kg / sqm / mm of bed thickness.
                                            Grout After:        3 hours                                                               Pot Life:           60 minutes
                                                                                                                                      Open Time:          15 minutes
                                                                                                                                      Adjustment Time: 15 minutes
                               Ardex-flex   White, flexible tile adhesive for internal / external                                     Grout After:        2 hours
                               5000         use, swimming pools, etc. For use with all tile types                        Ardex D20    Ready mixed adhesive for fixing ceramic tiles and
                                            including fully vitrified, porcelain, glass and mosaics.                                  mosaic to internal walls in dry or intermittently
                                            Suitable for walls and floors. Can be trafficked after                                    damp locations. Either the tile or the wall should be
                                            24 hours.                                                                                 porous.
                                            Coverage:            1.2kg / sqm / mm of bed thickness.                                   Coverage:          1 litre / sqm / mm of bed thickness.
                                            Pot Life:            90 minutes                                                           Pot Life:          n/a
                                            Open Time:           15 minutes                                                           Open Time:         20 minutes
                                            Adjustment Time: 20 minutes                                                               Adjustment Time: 40 minutes
                                            Grout After:         4 – 8 hours                                                          Grout After:       24 hours
                                                                                                       Bedding Mortars
                               Ardex-flex   Grey, flexible tile adhesive for internal / external
                               5001         use, swimming pools, etc. For use with all tile types                        Ardex S21    Rapid hardening pourable floor tile bedding mortar
                                            including fully vitrified, porcelain and mosaics.                                         for large format tiles. May be used to smooth rough
                                            Suitable for walls and floors. Can be trafficked after                                    bases and make up screed levels. For internal /
                                            24 hours                                                                                  external applications. Tiles can be trafficked 3 hours
                                            Coverage:            1.1kg / sqm / mm of bed thickness.                                   after fixing.
                                            Pot Life:            5 hours                                                              Coverage:            1.8kg / sqm / mm of bed thickness.
                                            Open Time:           10 minutes                                                           Pot Life:            30 minutes
                                            Adjustment Time: 20 minutes                                                               Open Time:           10 minutes
                                            Grout After:         4 – 8 hours                                                          Grout After:         3 hours

                                                                                                                         Ardex-flex   Rapid hardening pourable floor tile bedding mortar
                               Ardex-flex   Grey, flexible rapid hardening and rapid drying                              S38          for fixing all types of ceramic floor tiles, mosaics,
                               6001         natural stone tile adhesive, reduced risk of water                                        etc. Its enhanced adhesion properties and pourable
                                            staining. Depth of bed from 5mm to 20mm thick,                                            consistency make it ideal for solid bedding, fully
                                            ideal for uncalibrated natural stones. Can be                                             vitrified and porcelain large format tiles. For internal
                                            trafficked 3 hours after fixing.                                                          / external applications. Tiles can be trafficked 5
                                            Coverage:           1.2kg / sqm / mm of bed thickness.                                    hours after fixing.
                                            Pot Life:           45 to 60 minutes                                                      Coverage:            1.3kg / sqm / mm of bed thickness.
                                            Open Time:          10 minutes                                                            Pot Life:            2 hours
                                            Grout After:        3 hours                                                               Open Time:           30 minutes
                                                                                                                                      Adjustment Time: 30 minutes
                                                                                                                                      Grout After:         5 hours

41   |   Fitting Product Descriptions                                                                                                                                 Fitting Product Descriptions   |   42
         Epoxide                                                                                         Grout
         Adhesive

                               Ardex WA        White or Grey solvent free adhesive where                                 Ardex GK     Rapid setting and hardening grout for internal
                                               high standards of hygiene, chemical resistance                                         and external use. Suitable for floors and walls.
                                               and cleanliness are required. Suitable for use                                         Incorporate E101 admixture when using in wet or
                                               in hospitals, abattoirs, dairies, steam rooms,                                         intermittently damp locations.
                                               hydrotherapy and spa baths, swimming pools                                             Joint Width:      3mm upwards
                                               and commercial showers. For internal / external
                                               use to fix wall and floor tiles. Tiles can be
                                               trafficked after 12 hours and are subject to full
                                                                                                                         Ardex MG     Rapid drying marble and natural stone grout that
                                               loads after 2 days. WA becomes chemically
                                                                                                                                      virtually eliminates the risk of water staining on the
                                               resistant after curing for 7 days. Apply at
                                                                                                                                      edges of moisture sensitive stone tiles. E101 must
                                               temperatures above 10°C.
                                                                                                                                      not be incorporated into MG grout. MG has been
                                               Coverage:          4kg / 1.4 sqm fixing tile                                           specifically designed for use with stone fixed to
                                                                  4kg / 2.2 sqm fixing mosaic                                         concrete or screeds.
                                               Pot Life:          85 minutes
                                                                                                                                      Joint Width:        Up to 8mm
                                               Open Time:         included in above
                                               Adjustment Time: included in above                        Epoxide Grout
                                               Grout After:       12 hours
                                                                                                                         Ardex WA     White or Grey solvent free grout where high
                                                                                                                                      standards of hygiene, chemical resistance
         Grout
                                                                                                                                      and cleanliness are required. Suitable for use
                               Ardex C2        Coarse wall and floor grout for internal / external                                    in hospitals, abattoirs, dairies, steam rooms,
                                               locations, including swimming pools. Ideal for                                         hydrotherapy and spa baths, swimming pools
                                               use with tumbled marble and other rustic finish                                        and commercial showers. For internal / external
                                               tiles. Incorporate E101 additive for use in wet or                                     use to finish wall and floor tiles. WA becomes
                                               intermittently damp areas.                                                             chemically resistant after curing for 7 days. Apply
                                                                                                                                      at temperatures above 10°C. Some surface
                                               Joint Width:        2mm upwards
                                                                                                                                      discolouration or scratching may occur when used
                                                                                                                                      with natural stone or soft glazed ceramic tiles. If in
                                                                                                                                      doubt carry out a trial application.
                               Ardex-flex FS Water and dirt repellent, flexible tile grout. Suitable
                                                                                                                                      Joint Width:        2mm to 12mm
                                             for use in internal / external locations, including
                                             swimming pools. Fine texture is ideal for use with          Admixtures
                                             rectified tiles, glass, mosaic and other high gloss
                                             finishes.                                                                   Ardex E101   Gives elastic and water repellent properties to
                                             Joint Width:         Up to 4mm                                                           Ardex grouts as well as improving adhesion.
                                                                                                                                      Gives additional protection to moisture sensitive
                                                                                                                                      backgrounds in bathrooms, showers and
                               Ardex-flex FL   Rapid setting, flexible and water repellent grout for                                  kitchens. Provides flexible joints between tiles
                                               wall and floor. Suitable for both internal and external                                fixed to backings subject to movement such as
                                               locations, including swimming pools. Coarse                                            plasterboard, plywood, etc. Makes joints more
                                               texture is ideal for tumbled marble and other rustic                                   elastic between tiles fixed to heated sub-floors and
                                               finishes.                                                                              to substrates still subject to drying shrinkage.
                                               Joint Width:         3mm to 15mm
                                                                                                                                      Is not required with Ardex-flex products and must
                                                                                                                                      not be used with Ardex MG products.


43   |   Fitting Product Descriptions                                                                                                                                 Fitting Product Descriptions   |   44
         Admixtures                                                                                Waterproof
                                                                                                   Coatings

                               Ardex E90   Produces a mortar that has high adhesive strength,                   Ardex S1-K    For sealing internal domestic wall areas prior
                                           elastic and water repellent properties once set                      Ready Mixed   to fixing tiles. Can be applied directly to rigidly
                                           and hardened. Suitable for use with Ardex X7, S16                    Waterproof    fixed wood-based boards of a type suitable
                                           and S21 mortar. Ideal for use when fixing large flat                 Coating       for supporting tiles. P51 must be used on
                                           backed tiles and slabs as well as smooth backed,                                   plaster walls prior to applying S1-K Waterproof
                                           dense and impervious ceramics, porcelains,                                         Coating. It can be used to reinforce Wedi
                                           mosaics, etc. It is also useful to improve adhesion                                standard jointing tape in preparation for mosaic
                                           when direct fixing tiles onto existing glazed                                      tiling. S1-K is applied with a brush or roller. Two
                                           surfaces and for improved protection of moisture                                   coats required with at least 2 hours between
                                           sensitive backgrounds. Is not required with Ardex-                                 coats. It can be used as filler into corners and
                                           flex products.                                                                     around pipes.
                                                                                                                              Coverage:          8kg / 7.2 sqm
         Primers
                                                                                                                              Fix Tile After:    at least 12 hours
                               Ardex P51   This product is used diluted with water, to prepare
                                           internal surfaces to receive cement-based
                                           levelling compounds, adhesives, screeds as                           Ardex WPC     A two component waterproof protection
                                           well as plaster-based materials and Ardex S1-                        Waterproof    component for use on both domestic and
                                           K Waterproof Coating, improving adhesion and                         Coating       commercial walls and floors in preparation for
                                           inhibiting penetration of water. It is used as a pore                              cement-based adhesives. Priming is not required
                                           sealer on cementitious or plaster surfaces. It can                                 before using WPC Waterproof Coating. It can
                                           only be used to prepare timber, undiluted, prior to                                be used to reinforce Wedi standard jointing tape
                                           applying Ardex-flex 7001.                                                          in preparation for mosaic tiling. WPC is applied
                                                                                                                              with a brush or roller and can be mixed to a
                                           Coverage:         1kg diluted 1:3 with water / 20
                                                                                                                              thicker consistency to act as filler around pipes,
                                                             sqm on plaster 1kg undiluted /
                                                                                                                              holes and board joints. Two coats required with
                                                             3.5 sqm on timber
                                                                                                                              approximately 1 hour between coats.
                               Ardex P82   Two part water based synthetic primer and bonding                                  Pot Life:         45 minutes
                                           agent for the preparation of smooth, dense                                         Coverage:         10kg / 6.6 sqm
                                           or impervious surfaces to take cement-based                                        Fix Tile After:   2 hours
                                           adhesive. It is also suitable for priming wood-based
                                           backgrounds such as marine ply, except when using
                                           Ardex-flex 7001.
                                           Coverage:         1kg / 5 to 10 sqm pending
                                                             on surface
                                           Tile After:       3 to 6 hours

                                           Repeat application if left longer than 4 days
                                           Waterproof Coatings




45   |   Fitting Product Descriptions                                                                                                                      Fitting Product Descriptions   |   46
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  |47
                                                                                                                                                                          ARDEX ADHESIVE SELECTOR
                                        This table is a brief guide to the selection of a suitable ARDEXadhesive for Ceramic Tiling, for further information contact our Technical Services Department.
                                                                                                                                                                                  FLOOR TILE
                                                                                                                                                                          ARDEX ADHESIVE SELECTOR
                                                                                                                                                                                                                                  BEDDING
                                        This table is a brief guide to the selection of a suitable ARDEXadhesive for Ceramic Tiling, for further information contact our Technical Services Department.
                                                                         CEMENT-BASED ADHESIVES                    MORTAR




                                                                                                                                                                                                                                                                                                     READY
                                                                                                                                                                                                                                                                                                     MIXED



                                                                                                                                                                                                                                                                                    EPOXIDE
                                                                                                                                                                                                                                                                                          ADHESIVE
                                                                                                                                                                                                                                FLOOR TILE
                                                                                                                                                                                                                                  BEDDING
                                                                                      CEMENT-BASED ADHESIVES                                                                                                                       MORTAR




                                                                                                                                                                                                                                                                                                     READY
                                                                                                                                                                                                                                                                                                     MIXED



                                                                                                                                                                                                                                                                                    EPOXIDE
                                                                                                                                                                                                                                                                                          ADHESIVE
                                  BACKGROUND                                                                                                                                                                                                                                                                              GUIDANCE NOTES ON BACKGROUND




   Adhesive Selection Chart
                                                                                                                                                     90
                                                                                                                                                                                                                                               90
                                                                                                                                                                                                                                                                S 38
                                                                                                                                                                                                                                                                                                      D20




                                                                                 X7
                                                                                                            X
                                                                                                                         S 16
                                                                                                                                                                   5000
                                                                                                                                                                          5001
                                                                                                                                                                                 6001
                                                                                                                                                                                               7001/7001 W
                                                                                                                                                                                                                     S 20/S
                                                                                                                                                                                                                                S 21
                                                                                                                                                                                                                                                                                        WA
                                  INTERNAL WALLS                                                                                                                                                                                                                                                                          TO BE TILED
                                  BACKGROUND                                                                                                                                                                                                                                                                              GUIDANCE NOTES ON BACKGROUND
                                                                                                                                                                                                                                                                                                                       Allow at least 6 weeks drying time prior to fixing new tiles onto new concrete.
                                 CONCRETE                                                                                                                                                                                                                                                                              Ensure mould oil and curing agents are removed.




                                                                                                                                                                                                                                                                S 38
                                                                                                                                                                                                                                                                                                      D20




                                                                                 X7
                                                                                                   X 7 + E 907 + E 90
                                                                                                                         S 16
                                                                                                                                             S 16 + ES 16 + E 90
                                                                                                                                                                   5000
                                                                                                                                                                          5001
                                                                                                                                                                                 6001
                                                                                                                                                                                        7001/7001 W
                                                                                                                                                                                                             S 20/S 20 W 20 W
                                                                                                                                                                                                                                S 21
                                                                                                                                                                                                                                       S 21 + ES 21 + E 90
                                                                                                                                                                                                                                                                                        WA
                                  INTERNAL WALLS                                                                                                                                                                                                                                                                          TO BE TILED
                                                                                                                                                                                                                                                                                                                       Wood float finish and prevent rapid drying of the surface for 1 to 2 days.
                                 CEMENT/SAND RENDER                                                                                                                                                                                                                                                                    Allow to air dry weeks drying weeks prior to tiling.
                                                                                                                                                                                                                                                                                                                       Allow at least 6 for at least twotime prior to fixing new tiles onto new concrete.
                                 CONCRETE                                                                                                                                                                                                                                                                              Ensure mould oil and curing agents are removed.
                                                                                                                                                                                                                                                                                                                       Do not use in wet or damp conditions, must be dry and at least 4 weeks old.
                                 GYPSUM PLASTER                                                                                                                                                                                                                                                                        Wood down surface prior to tiling. Where required use ARDEX P51 primer.
                                                                                                                                                                                                                                                                                                                       Brush float finish and prevent rapid drying of the surface for 1 to 2 days.
                                 CEMENT/SAND RENDER                                                                                                                                                                                                                                                                    Allow to air dry for at least two weeks prior to tiling.
                                                                                                                                                                                                                                                                                                                       Ensure boards are rigidly braced and adequately supported; fix directly to the paper
                                 PLASTERBOARD                                                                                                                                                                                                                                                                          facing. use in skim damp conditions, must be dry and at least 4 weeks old.
                                                                                                                                                                                                                                                                                                                       Do not Do notwet orwith plaster.
                                 GYPSUM PLASTER                                                                                                                                                                                                                                                                        Brush down surface prior to tiling. Where required use ARDEX P51 primer.
                                                                                                                                                                                                                                                                                                                       Allow at least 6 weeks drying time for new walls before tiling or rendering.
                                 AERATED CONCRETE                                                                                                                                                                                                                                                                      Render should not rigidly braced in thickness.
                                                                                                                                                                                                                                                                                                                       Ensure boards are exceed 13mmand adequately supported; fix directly to the paper
                                 PLASTERBOARD                                                                                                                                                                                                                                                                          facing. Do not skim with plaster.
                                                                                                                                                                                                                                                                                                                       Ensure existing tiling is well adhered and can support the new tile bed.
                                 EXISTING CERAMIC TILING                                                                                                                                                                                                                                                               Thorough cleaning and rinsing off for new walls before tiling or ARDEX P82
                                                                                                                                                                                                                                                                                                                       Allow at least 6 weeks drying timeessential. Where required userendering. primer.
                                 AERATED CONCRETE                                                                                                                                                                                                                                                                      Render should not exceed 13mm in thickness.
                                                                                                                                                                                                                                                                                                                       Avoid if possible, refer to BS 5385 : Part 1. If used, boards must be dry, their backs and
                                 WOOD-BASED BOARDS                                                                                                                                                                                                                                                                     edges suitably sealed is well being rigidly fixed. Where required use bed.
                                                                                                                                                                                                                                                                                                                       Ensure existing tiling prior to adhered and can support the new tileARDEX P82 primer.
                                 EXISTING CERAMIC TILING                                                                                                                                                                                                                                                               Thorough cleaning and rinsing off essential. Where required use ARDEX P82 primer.
                                                                                                                                                                                                                                                                                                                       Check with manufacturer for guidance on dimensional stability.
                                 WEDI BOARDS                                                                                                                                                                                                                                                                           Avoid if possible, refer to BS 5385 : Part 1. If used, boards must be dry, their backs and
                                 WOOD-BASED BOARDS                                                                                                                                                                                                                                                                     edges new walls to dry for to being 6 weeks prior to direct fixing or ARDEX P82 primer.
                                                                                                                                                                                                                                                                                                                       Allow suitably sealed prior at least rigidly fixed. Where required use rendering.
                                                                                                                                                                                                                                                                                                                                                                                                                                               12 Adhesive Selection Chart




                                 BRICKWORK                                                                                                                                                                                                                                                                             Check with manufacturer for guidance on dimensional stability.
                                 WEDI BOARDS
                                                                                                                                                                                                                                                                                                                       New walls should be built with dry blocks.
                                 CONCRETE BLOCKWORK                                                                                                                                                                                                                                                                           6 weeks drying for before 6 weeks prior rendering.
                                                                                                                                                                                                                                                                                                                       Allow new walls to drytimeat least direct fixing or to direct fixing or rendering.
                                 BRICKWORK
                                                                                                                                                                                                                                                                                                                       Backgrounds should be water-resistant and suitable for direct fixing.
                                 WET LOCATIONS                                                                                                                                                                                                                                                                         New walls should be bed fixed.dry blocks.
                                                                                                                                                                                                                                                                                                                       Tiles should be solid built with
                                 CONCRETE BLOCKWORK                                                                                                                                                                                                                                                                    Allow 6 weeks drying time before direct fixing or rendering.
                                                                                                                                                                                                                                                                                                                       Backgrounds should be water-resistant and suitable for direct fixing.
                                 WET LOCATIONS                                                                                                                                                                                                                                                                         Tiles should be solid bed fixed.
                                  INTERNAL FLOORS
                                                                                                                                                                                                                                                                                                                       New cement and sand screeds require at least 3 weeks drying time prior to fixing tiles.
                                 CEMENT/SAND SCREED
                                  INTERNAL FLOORS
                                                                                                                                                                                                                                                                                                                       Ensure that the surface is hard and the anhydrite screed is fully dry.
                                 ANHYDRITE SCREED                                                                                                                                                                                                                                                                      If porous use ARDEXP51 primer, if non-porous weeks drying time prior
                                                                                                                                                                                                                                                                                                                       New cement and sand screeds require at least 3 use ARDEXP82 primer.to fixing tiles.
                                 CEMENT/SAND SCREED
                                 HARD FLOORING GRADE                                                                                                                                                                                                                                                                   With well adhered sand key no primer is required.
                                 ASPHALT SANDED
                                                                                                                                                                                                                                                                                                                       Ensure key is poor or wornhardproceed anhydrite screed is fully dry.
                                                                                                                                                                                                                                                                                                                       If sand that the surface is off, and the as for smooth asphalt.
                                 ANHYDRITE SCREED                                                                                                                                                                                                                                                                      If porous use ARDEXP51 primer, if non-porous use ARDEXP82 primer.
                                 HARD FLOORING GRADE
                                 HARD FLOORING GRADE                                                                                                                                                                                                                                                                   With well adhered sand
                                                                                                                                                                                                                                                                                                                       Use ARDEXP82 primer.key no primer is required.
                                 ASPHALT SMOOTH
                                 ASPHALT SANDED                                                                                                                                                                                                                                                                        If sand key is poor or worn off, proceed as for smooth asphalt.
                                                                                                                                                                                                                                                                                                                       Ensure existing tiling is well adhered. Thorough cleaning and rinsing off essential.
                                 EXISTING CERAMIC TILING
                                 HARD FLOORING GRADE                                                                                                                                                                                                                                                                   Use ARDEXP82 primer.
                                                                                                                                                                                                                                                                                                                       Where required use ARDEX P82 primer.
                                 ASPHALT SMOOTH
                                                                                                                                                                                                                                                                                                                       Ensure existing terrazzo is well adhered. Thorough cleaning and rinsing off essential;
                                 TERRAZZO                                                                                                                                                                                                                                                                              Ensure existing tiling is may be required. Where required use ARDEX essential.
                                 EXISTING CERAMIC TILING                                                                                                                                                                                                                                                               mechanical preparationwell adhered. Thorough cleaning and rinsing offP82 primer.
                                                                                                                                                                                                                                                                                                                       Where required use ARDEX P82 primer.
                                                                                                                                                                                                                                                                                                                       Ensure that new concrete is at least 6 weeks old prior to tiling.
                                 CONCRETE                                                                                                                                                                                                                                                                              Ensure existing terrazzo is well adhered. Thorough
                                                                                                                                                                                                                                                                                                                       Check that surface curing agents are removed. cleaning and rinsing off essential;
                                 TERRAZZO
                                                                                                                                                                                                                                                                                                                       mechanical preparation may be required. Where required use ARDEX P82 primer.
                                                                                                                                                                                                                                                                                                                       Backgrounds should be water resistant and suitable for direct fixing.
                                 WET LOCATIONS                                                                                                                                                                                                                                                                         Tiles should new concretefixed. least 6 weeks old prior to tiling.
                                                                                                                                                                                                                                                                                                                       Ensure that be solid bed is at
                                 CONCRETE                                                                                                                                                                                                                                                                              Check that surface curing agents are removed.
                                 TIMBER FLOORS                                                                                                                                                                                                                                                                         Use undiluted ARDEX P51 primer.
                                                                                                                                                                                                                                                                                                                       Backgrounds should be water resistant and suitable for direct fixing.
                                 WET LOCATIONS                                                                                                                                                                                                                                                                         Tiles should be solid bed fixed.
                                 EXTERNAL
                                 TIMBER FLOORS                                                                                                                                                                                                                                                                         Use undiluted ARDEX P51 primer.
                                 FLOORS AND WALLS
                                 EXTERNAL
                                 CEMENT/SAND RENDER                                                                                                                                                                                                                                                                    Wood float finish and prevent rapid drying-out. Allow to air dry for at least 2 weeks
                                 FLOORS AND
                                 AND SCREED WALLS                                                                                                                                                                                                                                                                      (renders) or at least 3 weeks (screeds) prior to tiling.

                                 CEMENT/SAND RENDER                                                                                                                                                                                                                                                                    Allow at least 6 weeksprevent time prior to fixing tiles onto new for at least 2 weeks
                                                                                                                                                                                                                                                                                                                       Wood float finish and drying rapid drying-out. Allow to air dry concrete.
                                 CONCRETE                                                                                                                                                                                                                                                                              (renders) or at least 3 weeks (screeds) removed.
                                                                                                                                                                                                                                                                                                                       Ensure mould oil and curing agents areprior to tiling.
                                 AND SCREED
                                                                                                                                                                                                                                                                                                                       Ensure existing tiling is well adhered and can support the new tile bed.
                                 EXISTING CERAMIC TILING                                                                                                                                                                                                                                                               Thorough cleaning and rinsing off prior to fixing tiles onto new concrete.
                                                                                                                                                                                                                                                                                                                       Allow at least 6 weeks drying time essential.
                                 CONCRETE                                                                                                                                                                                                                                                                              Ensure mould oil and curing agents are removed.
                                                                                                                                                                                                                                                                                                                       Allow new walls to dry for at least 6 weeks prior to direct fixing or rendering.
                                 BRICKWORK                                                                                                                                                                                                                                                                             Ensure existing tiling is well adhered and can support the new tile bed.
                                 EXISTING CERAMIC TILING                                                                                                                                                                                                                                                               Thorough cleaning and rinsing off essential.
                                                                                                                                                                                                                                                                                                                       Allow new walls to dry for at least 6 weeks prior to direct fixing or rendering.
                                 BRICKWORK
                              For floor tiling, tiling in wet locations                                                                                                                                                                                                                                                        Suitable for use in domestic showers and bathrooms
                              and for external tiling solid bed fixing                                                                                                                                                                                                                                                         Fix directly to prepared background
                              is required. (No voids behind tiles).                                                                                                                                                                                                                                                            Prime prepared background prior to fixing
                              For floor tiling, tiling in wet locations                                                                                                                                                                                                                                                        Suitable for use in domestic showers and bathrooms
                                                                                                                                                                                                                                                                                           WA




                                                                                                        X7
                                                                                                                                                                                                                                                                                                           D 20




                                                                                                                                                                                              S 21




                                                                                                                                                   S 16




                                    Maximum tiling solid bed fixing
                              and for external weight of tiling per                                                                                                                                                                                                                                                             Surfaces to be tiled must be adequately flat and
                                                                                                                                                                                                                                                                                                                        NOTE:Fix directly to prepared backgroundwhen checked with a 2m straight edge, any gap under the
                                                                                                                                                                                                                                                                                                                        straight edge between points of contact with the surface should not exceed 3mm (Surface Regularity 1).
                                    square metre is behind
                              is required. (No voids20kg tiles).                                                                                                                                                                                                                                                               Prime irregularities background prior before tiling.
                                                                                                                                                                                                                                                                                                                        Any small scaleprepared should be pre-smoothed to fixing
                                                                                                                                                                                                                                                                  ARDEX-FLEX
                                                                                                                                                                                                                                                                                     ARDEXARDEX WA




                                                                                                 ARDEXARDEX X 7
                                                                                                                                                                                       S 20/S S W
                                                                                                                                                                                                                                                                                                     ARDEXARDEX D 20




                                                                                                                                                                                       ARDEX-FLEX




                                                                                                                                                                                                                                                                                                                               Surfaces to be tiled must be adequately used to protect moisture sensitive backgrounds in domestic/commercial
                                                                                                                                                                                                                                                                                                                       NOTE:ARDEX WPCWaterproof Coating can beflat and when checked with a 2m straight edge, any gap under the
                                                                                                                                                                                       ARDEX-FLEX
                                                                                                                                                                                       ARDEXARDEX S 21




                                                                                                                                            ARDEXARDEX S 16
                                                                                                                                                                                       ARDEX-FLEX




                                    Maximum weight of tiling per
                                                                                                                                                                                                                                                                                                                       straight edge prior to points of using the appropriate ARDEX not exceed 3mm (Surface Regularity 1).
                                                                                                                                                                                                                                                                                                                       wet locations,betweenfixing tiles contact with the surface shouldorARDEX-FLEXcement-based adhesive.
                                                    20kg
                                    square metre is 32kg                                                                                                                                                                                                                                                               Any small scale irregularities should be pre-smoothed before tiling.
                                                                                                                                                                                                                                                                                                                       ARDEX S1-K Ready Mixed Waterproof Coating can be used in domestic locations prior to tiling in kitchens,
                                                                                                                                                                                                                                                             ARDEX-FLEX S 38 S 38




                                                                                                                                                                                                                                                                                                                       showers and bathrooms.
                                                                                                                                                                                                                                                                                                                              ARDEX WPCWaterproof Coating can be used to protect moisture sensitive backgrounds in domestic/commercial
                                                                                                                                                                                 ARDEX-FLEX 5001 5001
                                                                                                                                                                                 ARDEX-FLEX 6001 6001

                                                                                                                                                                                ARDEX-FLEX 5000 5000
                                                                                                                                                                                ARDEXARDEX 2020/S 20 W
                                                                                                                                                                                ARDEX-FLEX 7001/7001 W




                                    Maximum weight of tiling
                                    Bed thickness max 3mm per                                                                                                                                                                                                                                                          wet locations, prior to fixing tiles using the appropriate ARDEX orARDEX-FLEXcement-based adhesive.
                                                                                                                                                                                                                                                                                                                       PRIMERS
                                    square metre is 32kg                                                                                                                                                                                                                                                               ARDEX P51 Ready Mixed Waterproof Coating can7001 Timber System and for use on to tiling in kitchens, with
                                    Bed thickness max 3mm unless                                                                                                                                                                                                                                                                S1-K For use as part of the ARDEX-FLEX be used in domestic locations prior plaster before fixing
                                                                                     X 7 + ARDEX E 90 ADMIX




                                                                                                                                                                                                                                                                                                                       ARDEX or ARDEX-FLEX cement-based adhesives. Also for use on porous and absorbent anhydrite screeds.
                                                                                                                                                                                                                                                                                                                       showers and bathrooms.
                                                                                                                              S 16 + S 16 + E 90 ADMIX
                                                                                                                                                                         S 21 + S 21 + E 90 ADMIX



                                                                                                                                                                         ARDEX-FLEX 7001/7001 W




                                    Bed thickness max
                                    using ARDEX S20 3mm
                                                                                                                                                                                                                                                                                                                       ARDEX P82 Non-flammable, water-based synthetic primer for bonding to wood-based and smooth impervious
                                                                                                                                                                                                                                                                                                                       PRIMERS
                                    Bed thickness max 3mm unless                                                                                                                                                                                                                                                       ARDEX including use as ceramic tiling, internal asphalt, Timber System    well adhered paint coatings and old
                                                                                                                                                                                                                                                                                                                       surfacesP51 For existingpart of the ARDEX-FLEX 7001 terrazzo, sound and for use on plaster before fixing with
                                    Adhesive bed thickness not
                                                                                                                                                                                                                                                                                                                       ARDEX or ARDEX-FLEX the use of cement-based Also for use
                                                                                                                                                                                                                                                                                                                       adhesive residues, prior tocement-based adhesives. adhesives. on porous and absorbent anhydrite screeds.
                                                                               ARDEXARDEX X 7 + ARDEX E 90 ADMIX
                                                                                                                        ARDEXARDEX ARDEXARDEX E 90 ADMIX




                                    using ARDEX S20
                                                                                                                                                                   ARDEXARDEX ARDEXARDEX E 90 ADMIX




                                    greater than 6mm
                                                                                                                                                                                                                                                                                                                       ARDEX P82 Non-flammable, water-based synthetic primer for bonding to wood-based and smooth impervious
                                                                                                                                                   surfaces including existing ceramic tiling, internal asphalt, terrazzo, sound and well adhered paint coatings and old
                                  Adhesive bed thickness not
                                                                                                                                                   adhesive residues, prior to the use cement-based adhesives.
                              NOTE:All backgrounds must be rigid, clean, stable and free from any barriers to adhesion such as dust, plaster droppings, grease, polishofand any water softenable or loosely adhered
                                  greater than 6mm
                              materials. Good adhesion to a stable background is very important to guarantee the successful application of tiling.

                              NOTE:All backgrounds must be rigid, clean, stable and free from any barriers to adhesion such as dust, plaster droppings, grease, polish and any water softenable or loosely adhered
                              materials. Good adhesion to a stable background is very important to guarantee the successful application of tiling.
  |Adhesive Selection Chart
   48

				
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