Products / All Weather APP 190S Smooth

A smooth (talc-surfaced) APP (Atactic Polypropylene) modified bitumen membrane reinforced with a non-woven polyester mat in U.S. Ply's All Weather line, applied by torch. It is the base or interply in multi-ply modified bitumen systems, or a cap ply when coated. The data sheet lists a 3.5 mm (140 mil) thickness, 84 lb rolls of 39-3/8 in x 32 ft 9 in (100 sq ft gross), and ASTM D6222 Type I, Grade S.