Remains permanently flexible. Application range from 32 degree F. to 120 degree F. Superior solvent and chemical resistance. Bonds to aged asphalt, aged EPDM, aged TPO/CPA, built-up, cap sheet, composite, concrete, fiberglass, metal, modified bitumen, torchdown, sprayed polyurethane foam, and most existing coatings on flat or sloped roofs. Learn how to do just about everything at eHow. Find expert advice along with How To videos and articles, including instructions on how to make, cook, grow, or do almost anything. flat and dry. Built-up roofing should not be applied directly to foam plastic insulations, as referenced in NRCA Bulletin #9. 6.3 Built-Up Roofing Over Non-Nailable Decks 6.3.1 These specifications are for use over any type of structural deck which is not nailable and which offers a suitable coating to receive the roof.Aug 02, 2012 · In some ways, consulting can sound like one of the easiest businesses to start. You presumably already have the expertise and the industry contacts... all you have to do is line up some gigs ... Asphalt coated mineral surfaced cap sheet for use as the finish ply in the application of hot applied built-up roofs. Complies with ASTM D 3909 Type III and UL Type G3 BUR. Each roll contains one square of material, approximately 39.4 inches by 32.6 feet (1000 mm by 9900 mm); 76 lb (34.6 kg), GAFGLAS Mineral Surfaced Cap Sheet. 1.