Products / CertainTeed Flintlastic SA PlyBase

Self-adhered, fiberglass-reinforced SBS-modified bitumen base or interply in the Flintlastic SA roof system for low-slope residential and commercial roofs. It is 1.5 mm (60 mils) thick, weighs 86 lbs per roll and covers two squares, with a top film and pre-printed lap lines. CertainTeed lists it as meeting ASTM D4601 Type II and ASTM D1970, and it is listed in a Miami-Dade underlayment systems approval.