DIRECT STICK CARPET TILE ADHESIVE SYSTEM Architects Specification Using Roberts Flooring Adhesives ADHESIVES, AND EQUIPMENT For installing Carpet tiles. WARRANTY Provide normal manufactures warranty, extendable for a period of 5 years, covering replacement of adhesive materials together with reimbursement of reasonable reinstallation charges to the installing contractor, if adhesive bond failure is determined within the warranted period, providing Roberts conditions are met regarding recommended equipment, materials and techniques. SURFACE PREPARATION All subfloor surfaces shall be prepared in accordance with Australian Standard AS/NZS 2455.2.1996 -"Textile Floor Coverings Laying Practice". Adhesive shall be Roberts 656 Pressure Sensitive Carpet Tile Adhesive for bonding the carpet tiles direct to the sub floor. Trowel: shall be 1.6 mm x 1.6 mm x 1.6 mm "V" notched for Roberts 656 Pressure Sensitive Carpet Tile Adhesive, coverage approximately 5 sq metres per litre. Rolling: a long nap roller with a pile height of no less than 10mm-Coverage up to 5 square metres per litre. APPLICATION OF PRIMERS, ADHESIVES AND INSTALLATION OF CARPET TILES For high porous subfloors, or floors where a floor levelling compound has been used, the use of Roberts 370 Floor & Wall Primer is recommended. Roberts 370 Floor & Wall Primer shall be applied evenly over the entire subfloor surface by either spray gun or roller in accordance with the appropriate Roberts Technical Data Sheet. In some circumstances, depending on the rate of absorbency of the subfloor, a second application of primer may be necessary. Dry time shall be approx. 10 to 20 minutes depending on substrate and climate conditions. Spread Roberts 656 Pressure Sensitive Carpet Tile Adhesive by "V" notched trowel, spraying or rolling to 100% of the surface of the subfloor. Roberts 656 Pressure Sensitive Carpet Tile Adhesive is usually used in dry mode, ie allow the adhesive film to completely dry and become clear before installing the carpet tiles. It is not good practice to leave the adhesive film exposed to possible contaminates, such as dust for long periods before installation. Roll the carpet tiles within one hour of installation. SAFETY & HANDLING Product Data Sheet and a Material Safety Data Sheet are available on request. top