Laserfiche WebLink
THERMOPLASTIC MEMBRANE <br />ROOFING - ADHERED <br />Section 07541 <br />15-1207 <br />3.08 INSULATION INSTALLATION <br />General Criteria: <br />1. Insulation shall be installed according to insulation manufacturer's instructions. <br />2. Insulation shall be neatly cut to fit around penetrations and projections. <br />3. Install tapered insulation in accordance with insulation manufacturer's shop drawings. <br />4. Do not install more insulation board than can be covered with Sarnafil membrane by the <br />end of the day or the onset of inclement weather. <br />5. Use at least 2 layers of insulation when the total insulation thickness exceeds 2-1/2 <br />inches (64 mm). Stagger joints at least 12 inches (0.3 m) between layers. <br />A. Mechanical Attachment <br />Insulation shall be mechanically fastened to the deck with approved fasteners and plates <br />at a rate according to the insulation manufacturer's and Sika Sarnafil's recommendations <br />for fastening rates and patterns. The quantity and locations of the fasteners and plates <br />shall also cause the insulation boards to rest evenly on the roof deck/substrate so that <br />there are no significant and avoidable air spaces between the boards and the substrate. <br />Each insulation board shall be installed tightly against the adjacent boards on all sides. <br />2. Fasteners are to be installed consistently in accordance with fastener manufacturer's <br />recommendations. Fasteners are to have minimum penetration into structural deck <br />recommended by the fastener manufacturer and Sika Sarnafil. <br />B. Sarnacol 2163 Adhesive <br />Follow manufacturer's current recommendations for proper installation. <br />Consult Product Data sheet for additional information on approved substrates, approved <br />insulation or roof boards, and additional installation guidelines. <br />C. Sarnacol AD Board Adhesive <br />Follow manufacturer's current recommendations for proper installation. <br />All work surfaces should be clean, dry, free of dirt, dust, debris, oils and other contaminants <br />that may result in a surface that is not sound or is uneven. <br />Consult Product Data sheet for additional information on approved substrates, approved <br />insulation or roof boards, and additional installation guidelines. <br />D. Sarnacol OM Board Adhesive <br />Follow manufacturer's current recommendations for proper installation. <br />Consult Product Data sheet for additional information on approved substrates, approved <br />insulation or roof boards, and additional installation guidelines. <br />3.09 INSTALLATION OF SARNAFIL MEMBRANE <br />The surface of the insulation or substrate shall be inspected prior to installation of the Sarnafil <br />20 <br />