INSTALLATION MANUAL
Contents
1. Brick or Ashlar Installation methods will require 4 TacTiles per square metre Quarter Turn Monolithic Non Directional Installation methods will require 4 TacTiles per square metre NOTE IF THE SUBFLOOR EXCEEDS THE REQUIRED MOISTUREANDPHREQUIREMENTSTHEINSTALLATION OF A BARRIER COAT IS RECOMMENDED TO PREVENT FUTURE ISSUES FROM RISING MOISTURE AND PH FAILURE TO CARRY OUT THE CORRECT SUBFLOOR PREPARATION OR REMEDIAL WORKS MAY RESULT IN VOIDING OF THE PRODUCT WARRANTY TACTILES ARE ONLY AVAILABLE AND WARRANTED FOR USE WITH INTERFACE CARPET TILES NO WARRANTY EXISTS FOR USE OF TACTILES WITH ANY OTHER MANUFACTURERS FLOOR COVERING 9 Interface Installation Manual Interface Plank Tiles Applying TacTiles connectors NOTE The average number of TacTile connectors needed depends on the size of the plank and the installation method used 50cm x 1m Plank Averages 25cm x 1m Plank Averages e Quarter Turn 3 per sq mt e Quarter Turn 7 per sq mt e Ashlar 4 per sq mt e Ashlar 8 per sq mt e Herringbone 4 per sq mt e Herringbone 7 per sq mt Some applications may require an additional TacTile con2. 2012 October Asia Edition 70 Mission Zero our promise to eliminate any negative impact our company may have on the environment by the year 2020 Interface 2 Interface Installation Manual Contents 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 BEFORE STARTING CONDITIONING OF MATERIALS FLOOR PREPARATION INSTALLATION SET OUT ANTI SLIP COMPOUND INTER TAC APPLICATION OF ADHESIVE TACTILES TACTILE PLACEMENT TACTILE SUBFLOOR PREPARATION REQUIREMENTS UNDERFLOOR HEATING LAYING DIRECTION COMMENCING THE INSTALLATION ACCESS FLOORING STAIRS INSTALLING FIXTURES amp FURNITURE AFTER MODULAR CARPET INSTALLATION FINISH CONCLUSION CUSHIONBAC MODULAR CARPET Appendices 01 02 MOISTURE amp PH TEST RESULT RECOMMENDATIONSpage 14 03 INTERFACE INSTALLATION METHODS amp CODES CONCRETE SUBFLOOR REQUIREMENTS page 3 page 3 page 3 page 6 page 7 page 7 page 7 page 8 page 10 page 10 page 10 page 11 page 11 page 12 page 12 page 12 page 13 page 13 page 13 page 15 Interface DN a SSS nee jk Mt A x Introduction This manual has been prepared by the Interface technical division to assist professional contractors and layers in the installation of Interface and Heuga modular carpet is installed before construction is complete any resulting staining soiling contamination or damage caused by building construc
3. FIELD TILES NOTE ALL BITUMEN BACKED PRODUCTS MUST USE GRAPHLEX TACTILE NOTE STANDARD TACTILE MUST BE USED FOR ALL PRODUCTS ON GLASBAC AND GLASBACRE BACKING NOTE A TACTILE MUST BE APPLIED UNDER EVERY CUT TILE ABUTTING THE FIELD TILES FOR BRICK AND ASHLAR INSTALLATIONS IF NEEDED TACTILES CONNECTORS CAN BE APPLIED AT ALL JOINTS THIS IS NOT REQUIRED BUT LEFT TO THE DEALER S DISCRETION WHEN CONDITIONS SUGGEST ADDITIONAL TACTILES CONNECTORS ARE NECESSARY 8 _ Interface Installation Manual 08 Interface GlasBac GlasBacRE Backing Systems Standard TacTiles must be used in the installation of both GlasBac and GlasBacRE carpet tile To lift existing carpet tiles simply peel the carpet tile from the TacTile and fit a new carpet tile to the existing TacTile Grahplex Graphlar amp CushionBac Backing Systems Graphlex branded TacTile must be used for the installation of Graphlex Graphlar and CushionBac carpet tile To lift existing carpet tiles simply peel the carpet tile from the TacTile and fit a new carpet tile and new TacTile TacTiles reach maximum bond strength after four hours TacTile can be installed directly over wood ceramic marble and stone floors with minimum floor preparation as long as moisture and pH levels are within Interface recommendations Refer to Appendix 1 amp 2 Once the installation is completed and then maintained in line with Interface installation and maintenance recomm
4. SURFACE FINISH OR EDGE TRIM THE TOP OF THE CARPET PILE SHOULD BE LEVEL WITH THE TOP OF THE HARD SURFACE OR EDGE TRIM IF THE CARPET PILE SITS HIGHER THAN THE HARDSURFACE OR EDGE TRIM AND IS EXPOSED TO HIGH LEVELS OF TRAFFIC THIS MAY CAUSE DAMAGE TO THE CARPET EDGE NOTE ON ACCESS FLOORS AN APPLICATION RATE FOR INTERTAC OF OVER 14 M MAY BE ACHIEVED IN SOME CASES 11 Interface Installation Manual Interface RDM Random SPEC Specification Methods Refer to diagrams on inside back cover If SPEC code appears on the carton please confirm with the client their preferred installation method Itis the installers responsibility to confirm the installation method prior to commencement on installation 12 COMMENCING THE INSTALLATION Apply Inter Tac as recommended Lay one row of modular carpet down each side of the chalk line then install the modular carpet using the stair method This will quickly pin point if the grid is running out of alignment Alignment As modular carpet is butted against each other continually check with fingers that the joints are properly aligned Do not install modular carpet that is out of square by more than 1mm Tension Ensure an even tension throughout the installation as this is vital to the overall appearance Lack of tension and pile entrapment may cause poor performance and will impair the appearance of the finished installation Over tension of the installation may cause peaking o
5. and or field colour modular carpet Ensure all 90 degree angles are correct Use these chalk lines as wall lines and cut modular carpet up to these lines Cut border modular carpet in from chalk line to compensate for any irregularities in the wall Refer to Figure 5 NOTE ANEW LONG NAP ROLLER SHOULD BE USED AT THE START OF EACH INSTALLATION NOTE INCERTAINCONDITIONS SUCHASUNDERHOSPITAL BEDS ON RAMPS OR IN AREAS THAT MAY BE SUBJECT TO HIGH TRAFFIC ABUSE A STRONGER BOND TO THE SUBFLOOR MAY BE REQUIRED FOR A STRONGER BOND A HIGHER WEIGHT OF ADHESIVE SHOULD BE APPLIED EG V1 NOTCH TROWEL THE TILE IS THEN INSTALLED INTO SEMI TACKED UP INTERTAC ADHESIVE ALLOWING FOR SOME ADHESIVE TRANSFERTO OCCUR NOTE TACK UP TIME WILL BE RELEVANT TO HUMIDITY IN THE WORK AREA AND GENERAL SITE CONDITIONS 7 _ Interface Installation Manual Interface O5 INTE R TAC Pressure Sensitive Adhesive All Interface modular carpets require 100 application of Intertac unless utilising TacTile or otherwise specified by manufacturer Intertac is a low odour solvent free pressure sensitive adhesive The subfloor should be prepared to Interface recommendtaions An approved primer such as ARDEX P60 must be used on all porous surfaces Before application of Intertac the subfloor should be vacuumed and washed to remove all dust from the subfloor 06 APPLICATION OF ADHESIVE Inter Tac is a pressure sensitive compound For general instal
6. PROCEED with the installation Seek further advice from Interface before proceeding 4 NOTE WHEN INSTALLING NON IMPERVIOUS BACKED FLOOR COVERINGS WATER BASED ADHESIVES APART FROM PRESSURESENSITIVEADHESIVES CANNOT BE USED Interface Installation Manual ON A SEALED FLOOR Interface Identify the Type of Floor New concrete floors Must be smooth level and dry as per Appendix 1 amp 2 Old concrete floors Remove paint sealer grease oil adhesive and any harmful materials especially bituminous based substances which are not compatible with GlasBac modular carpet products All existing adhesive must be removed from the floor Fill and level all cracks and holes Bring surface up to specification as in Appendix 1 using an approved levelling compound in accordance with manufacturer s directions The selected levelling compound needs to be compatible with the adhesive and carpet backing system Any existing carpet under felt loose laid vinyl cushion back vinyl and all existing adhesive must be removed and the floor scraped clean Vinyl Tiles Damaged amp loose vinyl tiles must be replaced or patched and all existing wax coated products are to be removed Any existing bituminous based adhesive or underlay are to be removed when installing GlasBac modular carpet products Ensure that the bond between vinyl tiles and subfloor will last the service life of the modular carpet If a sealer is used any r
7. ULD BE In setting up a point in the room shall be determined from which modular carpet can be UNCUT MODULAR CARPET TILES IN DOOR WAYS AND HIGH TRAFFIC AREAS laid to ensure that they are parallel to the longest wall Procedure The procedure for setting out shall be in accordance with the following as shown in Figure 1 Step 1 Mark a line EF parallel to the longest wall Step 2 Mark point X along line EF at a distance to ensue that the requirements of perimeter modular carpet are a minimum of 14 width Figure 1 Step 3 Mark points J1 and J2 at a distance of 3 m each side of X Step 4 At J1 and J2 scribe an arc at a distance of 5 m to establish point K where arcs intersect Step 5 Draw a line through points K and X which will be 90 degrees to line EF Single Room Installation Figure 2 Step 1 Establish two chalk lines at 90 degrees as shown in Figure 1 This line may be established slightly off centre to enable you to meet other requirements such as placing uncut modular carpet in traffic areas Step 2 Commencing only at the cross point of the two chalk lines complete one row of modular carpet on each side of the centre line Step 3 Anchor your basic installation as shown in Figure 2 Complete the body of the installation by laying in a triangular method Step 4 Complete the remaining quadrants section by section 5 _ Interface Installation Manual Border Border 6 Interface Insta
8. are both suitable for modular tile installation over access flooring On access floors an application rate for Intertac of over 14m may be achieved in some cases STAIRS Stairnosing Interface modular carpet cannot be installed over the nose of a stair A metal or rubber nosing must be installed Riser Apply Inter Tac to both the tile backing and the riser Allow Inter Tac to tack up and place carpet for the riser in position Tread Apply Inter Tac to 100 per cent of tread The tread should be fitted after the riser to allow the tread carpet to hold the riser securely in position INSTALLING FIXTURES amp FURNITURE AFTER MODULAR CARPET INSTALLATION To avoid dislodging modular carpet during furniture and fixture placement place standard sheets of plywood or cardboard over the complete installation If plastic type protection is used any condensation is the responsibility of the contractor Do not position adhesive tape on pile of modular carpet FINISH Edge Restraint In the event of an open perimeter area a fixed reducer strip anchored to the floor is recommended The edge restraint should be the same height as the carpet and finish level with the carpet pile ensuring a smooth transition from one surface to the other Nap all slivers and tuft sprouts using napping shears It is recommended that all 12 gauge products be checked thoroughly for tuft sprouts and that any noticeable sprouts are napped as
9. eaction shall be the contractor and end user s responsibility Ceramic and quarry tiles All joints are to be filled and levelled as per Appendix 1 Use rough Sandpaper to remove surface glaze Wood Floors Unless the subfloor is free from grooves ridges gaps holes or similar imperfections the use of a hard underlay is recommended Underlay The underlay should be medium density fibre boards or medium density fibrous cement sheet underlay and the fixing material must be compatible with the Interface modular carpet and Inter Tac adhesive Installation shall be in accordance with the underlay manufacturer s instructions Sealer Moisture Barrier If a sealer is used on a concrete floor it must be compatible with vinyl and can be either a solvent or water based sealer which can be acrylic epoxy urethane or chlorinated rubber Sealers must also be used in accordance with manufacturer s directions If in doubt coat sealer on back of the tile and leave overnight It is not suitable for use if it remains sticky An example of suitable products to use for sealing against Hydrostatic moisture problems would be ARDEX WPM300 epoxy An example of a suitable product to use for sealing against new build green slab moisture problems would be ARDEX S8 Slab Seal ieee f Kiriri iriri iniii REEE EEEE g Wai Ame a a A a a mee Interface 04 INSTALLATION SET OUT General NOTE WHERE PRACTICAL THERE SHO
10. endations TacTiles will be effective for the life of the installation providing they are not removed or replaced Rolling Loads TacTiles can be used under areas that will be subjected to normal commercial rolling load applications Eg Castor Chair Hand Trolleys or similar For areas that will be subjected to heavy rolling loads such as pallet trolleys fork lifts scissor lifts etc please contact Interface Technical Services for project specific advice Ramps TacTile is not recommended for use on ramped floor areas The use of Intertac pressure sensitive adhesive is recommended when installing modular tile to ramped floor areas TACTILE PLACEMENT For Quarter Turn Monolithic Non Directional Installation methods A TacTile should be placed under every corner of each tile across the installation area and all cut tiles abutting the field tiles For Brick or Ashlar Installation methods A TacTile should be placed on every other corner across the installation area and all cut tiles abutting the field tiles TacTiles should be applied based on the following diagrams
11. f the tile The cumulative space gained in GlasBac or Graphlar modular carpet products should be 5mm measured over 11 modular carpet squares 10 joins Any gain less than this may cause peaking and or buckling Cutting All Interface modular carpet must be cut from the backing side by overlaying the modular carpet marking and cutting A template should be used around columns Step 1 Firstly effect a light cut without attempting to cut right through Step 2 Then crack the modular carpet along the line cut Step 3 Complete by cutting right through the fibres with a straight utility or hook knife 13 ACCESS FLOORING Off Grid Access Flooring Installation 500 x 500mm modular carpet On access floors off grid installation will mean that the edge of the modular carpet does not correspond with access floor panel joints Installation as per standard Interface modular carpet installation instructions NOTE IT IS IMPORTANT TO BRING THE MODULAR 14 CARPET RIGHT UP TO THE UNDERSIDE OF THE NOSING FLUSH WITH THE TREAD AS THIS WILL SUPPORT THE LEADING EDGE OF THE NOSING AND PREVENT IT ROCKING AND COMING LOOSE DO NOT BEND MODULAR CARPET OVER THE EDGE OF STAIR STEPS 15 16 IT IS RECOMMENDED THAT ALL 12TH GAUGE PRODUCTS BE CHECKED THOROUGHLY FORTUFT SPROUTS AND THAT ANY NOTICEABLE SPROUTS ARE NAPPED AS PART OF THE FINISHING PROCEDURE 12 Interface Installation Manual Interface Intertac adhesive and TacTile
12. ffsetting the side joins of the modular tiles All arrows should point in the same direction BRICK Installation This pattern is created by offsetting the front and back joins of the modular tiles All gt gt dm arrows should point in the same direction gt Code SPEC Specification Methods can represent either Directional Quarter Turn Ashlar or Brick Installation The codes printed on the cartons indicate the manufacturers recommended installation method However it is the installers responsibility to confirm the clients preferred installation method prior to commencement of installation 15 Interface Installation Manual Interface InterfaceFLOR Intersept GlasBac amp System Six are registered trademarks of Interface Inc InterTac is a registered trademark of Interface Aust Pty Limited Airstep is a registered trademark of Bridgestone Australia Ltd TM j2 is a trademark of Interface Aust Pty Limited PN 1905001 16 Interface Installation Manual Interface CONTACTS Australia Interface Australia Phone 02 8332 2400 Fax 02 9318 1996 Email enquiries ap lnterface com Web www lnterface com Interface 24 7 National Hotline For urgent installation cleaning or maintenance enquiries Phone 1800 785 277 New Zealand Inzide Commercial Ltd Phone 0800 800 656 Email enquiries inzide co nz Web www inz
13. ide co nz Singapore Phone 65 6478 1510 Web www Interface com Hong Kong Phone 85 2 2802 0838 Email hkgweb Interface com Web www Interface com China Phone 86 400 110 8687 Phone 486 800 828 2687 Email cnwebolnterface com Web wwWW Interface com cn Japan Phone 813 5733 5211 Email jpnweb interface com Web www I nterface com Thailand Phone 66 2459 1052 Web www Interface com Indonesia Phone 62 21 582 3119 Web www interface com Korea Phone 822 2555 1734 Web www interface com Malaysia Phone 60 12 431 1226 Web www I nterface com Vietnam and Indochina Phone 668 182 29340 Web www Interface com
14. intain the integrity of the installation 09 TACTILE SUBFLOOR PREPARATION 10 11 REQUIREMENTS TacTile can be installed directly over wood ceramic marble and stone floors with minimum floor preparation as long as moisture and pH levels are within Interface recommendations Refer to Appendix 1 amp 2 Notes on Subfloor Moisture and pH requirements Moisture Test Method Hygrometer In Situ Probe or Sealed Hood meter Required to be 80 or less when using TacTiles alone For use of TacTile with higher readings refer Appendix 1 amp 2 Subfloor pH requirement Required to be pH9 or less when using TacTiles alone For use of TacTile with higher readings refer Appendix 1 amp 2 UNDERFLOOR HEATING Interface modular carpet may be installed on internally heated floors provided that the surface temperature will not exceed 27 degrees C Underfloor heating must be turned off 48 hours prior to commencement of installation and shall not be turned on again until 48 hours after installation is completed to allow the adhesive to set LAYING DIRECTION All Interface modular carpets should be installed as per the directions printed on the carton Installation methods amp codes printed on the cartons are DIR Directional QTR Quarter Turn NOTE MODULAR CARPET CUT ON AN ANGLE OR A CUT EDGE THAT IS EXPOSED TO HEAVY FOOT OR WHEELED TRAFFIC MAY NEED TO BE SEALED WITH LATEX NOTE WHEN ABUTTING INTERFACE CARPET UP TO A HARD
15. lation requirements application of Intertac is by long nap roller achieving a spread rate of 10 14m per litre depending on the condition of the substrate On non porous floors the rate of application will change and a spread rate greater than 14m per litre may be obtained in some cases Adhesive application should not commence until moisture and pH readings of the subfloor have been taken and the subfloor deemed within specified requirements If the subfloor moisture or pH readings are higher than recommended the installation should not commence until remedial action is taken Refer to Appendix 1 amp 2 It is mandatory that Inter Tac must tack up before use Colour must change from green to clear and it must not transfer Users assume all risk and liability resulting from the use of Inter Tac It is recommended that users carry out project specific trials to confirm the suitability and application of Inter Tac Note A new long nap roller should be used at the start of each installation Note In certain conditions a stronger bond to the subfloor may be required For a stronger bond the tile can be installed into semi tacked up Intertac adhesive allowing for some adhesive transfer to occur 07 TACTILES Mm Eem NOTE WHEN USING TACTILE IN A GLASBAC INSTALLATION THE TACTILE IS USABLE FOR TWO INSTALLATIONS AFTER WHICH A NEW TACTILE SHOULD BE USED NOTE A TACTILE MUST BE APPLIED UNDER EVERY CUT TILE ABUTTING THE
16. llation Manual Figure 3b Figure 4 Figure 5 Interface Large Area with Obstacles Example An Elevator Step 1 Establish your starting point as shown in Figure 3a with the A B at 90 degrees Step 2 Pass your obstacle along line A and B with a minimum of 1 and 1 3 modular carpet At this point you will establish line C and D parallel to line B and A Step 3 Complete modular carpet between A and B Notice only a single row of modular carpet is used for this exercise Step 4 Continue to anchor your installation Fill in the remaining quadrants as shown in Figure 3b Office Complex Step 1 The crossover point centre corridor centre hall is the starting point for this example as shown in Figure 4 Line A and B should again be at 90 degree angles Lay a row of modular carpet on each side along chalk line A At the entrance of each office passed a chalk line is projected into that office at 90 degrees Complete your corridor including cutting Step 2 Lay the modular carpet into the offices and anchor the installation This will create line C parallel to line A The total installation is lined out Complete the body of installation by laying in a triangular method as shown in Figure 3 Step 3 Complete all cut modular carpet in the corridor including door ways Lay and anchor modular carpet along line C Fill in the remaining parts Borders Set out chalk lines at the required distance for the border
17. nector in the center where tile edges meet TacTiles connectors should not be used on stairs ramps or inclines Lay anchor rows placing a TacTile connector at every joint Install carpet using a step method placing a TacTile connector at every corner Insert tiles based on approved installation method TacTiles connectors should be applied based on the following diagrams 50CM X 1M placement QUARTER TURN INSTALLATION HERRINGBONE INSTALLATION 25CM X 1M placement QUARTER TURN INSTALLATION HERRINGBONE INSTALLATION ASHLAR INSTALLATION TacTiles Note TacTiles are not recommended for installation of carpet tiles to stairs Note A TacTile must be applied under every cut tile abutting the field tiles NOTE ALLNEEDLEPUNCHPRODUCTSMUSTBEINSTALLED 10 Interface Installation Manual QUARTER TURN Interface Note Glasbac amp GlasbacRE Tile TacTiles will be effective for the life of the installation providing they are not removed or replaced Where carpet tiles are replaced TacTiles will only be effective for 2 installation changes after which they need to be replaced to maintain the integrity of the installation Note Graphlar Graphlex amp CushionBac Tile Graphlex TacTile must be used Graphlex TacTiles will be effective for the life of the installation providing they are not removed or replaced Where carpet tiles are replaced TacTiles will require replacement for each installation change to ma
18. part of the finishing procedure Apply a final Vacuum or Pile Lifting process Ensure that the overall finished appearance is consistent throughout Correct any defects including incorrect arrow direction Upon completion a further vacuum or pile lift may be required It is essential that lighting be in service to allow inspection under good lighting conditions ANY VARIANCE FROM ANY OF THESE INSTRUCTIONS WILL BECOME THE RESPONSIBILITY OF THE CONTRACTOR AND NOT THE MANUFACTURER AND SHALL VOID ALL OTHER WISE APPLICABLE WARRANTIES APPENDICES NOTE REFER TO MOISTURE AND pH TEST RESULT RECOMMENDATION TABLE ON PAGE 17 13 Interface Installation Manual 17 18 19 Interface CONCLUSION These installation procedures are recommended by the manufacturer and installation should only be carried out by experienced and competent carpet installers Strict adherence to these procedures will result in a quality installation under most conditions Any situation that can alter the installation procedure such as the identification of defect material or unusual installation conditions creates a responsibility for the contractor to notify both the owner and the manufacturer before proceeding Any variance from any of these instructions will become the responsibility of the contractor and not the manufacturer and shall void all other wise applicable warranties INTERFACE CUSHIONBAC MODULAR CARPET Follow the
19. same procedure as outlined for Interface modular carpet INTERFACE SHEET GOODS UNBACKED Apply 100 cover of ARDEX AF241 adhesive with an A2 notched trowel to a properly prepared surface CONCRETE SUBFLOOR REQUIREMENTS 1 Construction Concrete subfloor shall be finished off true to grade and in accordance with good building practice and shall be free from rising moisture 2 Surface a Planeness When a straight edge 2m long is placed on the surface at any position no part of the surface is more than 5mm above or below the straight edge b Finish New concrete floors shall be steel troweled to a smooth surface but not to a glass finish They shall be free from score marks grooves depressions and scraped free of foreign materials 3 Dryness Before installation commences the dryness of subfloor should be determined For Interface and Heuga modular carpet the moisture content measured by Hygrometer shall not be greater than 75 RH for use of Intertac Pressure Sensitive adhesive Where less than 80 RH or less exists TacTiles can also be used for installation In cases where slab RH measures between 80 and 90 a sealant such as ARDEX S8 Slab Seal should first be applied followed by TacTiles for the installation of Interface carpet tiles Moisture testing should be conducted by Hygrometer RH moisture test meters either Interface In Situ Probe or Sealed Hood Hygrometers Interface do not recommend measuring sub
20. strate moisture content with any method other than Relative Humidity test methods IF THE MOISTURE CONTENT IS ABOVE THE RECOMMENDED MAXIMUM READINGS STOP AND DO NOT PROCEED WITH THE INSTALLATION SEEK FURTHER ADVICE FROM INTERFACE BEFORE PROCEEDING 4 Cleanliness Before installation begins foreign materials such as grease oil paint existing floorcovering and any other harmful materials should be removed Any surface treatment or old adhesive that will effect the new adhesive or the holding power of the modular carpet should be treated or removed The floor shall be vacuumed and washed to ensure a perfect bond 5 Porosity All concrete floors or floors that have been filled using a levelling compound should be sealed using a sealer compatible with the backing system 6 Alkalinity NOTE REFER TO ASTMF710 08 FOR SUITABLE pH TEST The subfloor should have an alkalinity level of between pH7 amp pH9 to be suitable PROCEDURE for carpet installation In cases where slab pH measures between pH9 and pH12 a sealant such as ARDEX S8 Slab Seal should first be applied followed by TacTiles for the installation of Interface carpet tiles Test by wetting the floor with distilled water then using a pH test paper or meter SHOULD THE PH LEVEL BE OUTSIDE THIS RANGE STOP AND DO NOT PROCEED WITH THE INSTALLATION SEEK FURTHER ADVICE FROM INTERFACE BEFORE PROCEEDING 02 MOISTURE AND PH TEST RESULT RECOMMENDATIONS Moisture PH Range Test In
21. t remain within this range throughout the installation Relative humidity in the area should be 45 10 Interface Installation Manual 03 FLOOR PREPARATION The subfloor must be rigid dry smooth flat level sound clean and free from harmful materials When installing GlasBac modular carpet products no bitumen based substance must come in contact with the GlasBac backing The subfloor must be rigid to stop modular carpet from cupping Old carpet under felt loose laid vinyl cushion backed vinyl and any old adhesive must be removed and floor scraped clean A clean floor Floor should be free from all dirt dust and harmful materials Before applying Intertac sweep and vacuum the subfloor to remove all dust Concrete or timber floors must be primed with an approved primer such as ARDEX P60 before application of Intertac A dry floor All floors must be dry New concrete floors must be checked for moisture as per Interface recommendations Moisture content must not exceed levels as indicated in Appendix 1 of the Interface Installation Manual If the moisture content is above the recommended maximum readings STOP and DO NOT PROCEED with the installation Seek further advice from Interface before proceeding A low pH floor The subfloor should have an alkalinity level of between pH7 amp pH9 to be suitable for carpet installation Refer to Appendix 1 Should the pH level be outside this range STOP and DO NOT
22. terface Installation Results Svstem TacTile Less than 75 RH amp less than pH9 or Intertac Between 70 and 80 RH amp less than TacTile pH 9 Between 80 and 90 RH amp less than Seal substrate with ARDEX S8 Slab Seal pH 12 and install with TacTile Contact Interface for site specific Above 90 RH or above pH12 sie advice Note It is critically important to test all new concrete floors and those with recently applied levelling compounds to determine the moisture and pH conditions prior to commencing installation of Interface carpet tiles Armed with the RH and pH readings the table above should then be used to select the correct installation system for Interface carpet tile installations FAILURE TO TEST THE FLOOR MAY VOID ANY Interface WARRANTY ON THE INSTALLED CARPET TILES 14 Interface Installation Manual Interface 03 INTERFACE INSTALLATION METHODS AND CODES DIRECTIONAL Installation Code DIR An arrow is printed on the back of each modular tile to indicate pile direction Make sure the arrows point in the same direction throughout your installation QUARTER TURN Installation Code QTR In this case the arrows should be turned 90 degrees every other modular tile gt gt gt RANDOM Installation Code RDM This pattern allows installation of modular tiles without regard to arrow direction ft Tf f ASHLAR Installation This pattern is created by o
23. tion may void the end user s product warranty The contractor should inform the appropriate person These instructions cover the most of this warranty implication common installation circumstances If a particular installation condition is not covered the contractor should contact an Interface representative If Interface or Heuga modular carpet Sr ae M Rg ja as i ee r i a j sey e wa 9 93 jins SNG on O 01 BEFORE STARTING It is the responsibility of the contractor to verify before the installation that material supplied conforms to owner s specifications including correct product colour and quantity Labels on each carton contain important information including product colour and manufacturing batch dye lot information Itis not recommended to mix dye lots in the same area with the exception of the i2 collection of products as they possess mergable dye lots Take particular notice of installation codes printed on cartons as this indicatesthe manufacturers recommendedinstallationmethod Howeverthe client s preferred installation method should be confirmed and signed off by the installer before commencement of installation 02 CONDITIONING OF MATERIALS The installation location and all products and materials used in the installation must be at temperature between 15 degrees C 35 degrees C for a period of 48 72 hours before the installation begins The temperature mus
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