Products / POWERply APP Smooth

POWERply APP Smooth is a smooth-surfaced APP modified bitumen membrane with fire-retardant additives, reinforced with a non-woven polyester mat and sanded on the back. The data sheet states it meets ASTM D6222, Type I, Grade S. Rolls are 4.0 mm (160 mil) thick, 1 m by 10 m, covering about 97 sq ft and weighing about 92 lb. Fire performance depends on the roof system listed in the UL directory or FM RoofNav.