Products / POWERply Heavy Duty Base Sheet

POWERply Heavy Duty Base Sheet is a smooth-surfaced SBS modified bitumen base sheet with a non-woven fiberglass mat and fiberglass scrim bilaminate reinforcement, installed in hot-applied asphalt or cold adhesives where a high-tensile modified base sheet or flashing ply is desired. The data sheet lists a 3.0 mm roll weighing 103 lbs, marks it UL Classified for fire protection, and states it exceeds ASTM D6163 Type III Grade S.