SOPREMA SELECT APP POLY SP

SOPREMA SELECT APP POLY SP is a 3.8 mm (150 mil) APP (atactic polypropylene) modified bitumen roofing membrane. SOPREMA’s exclusive APP polymer and asphalt formulation yields excellent weathering characteristics and long-term durability. It is reinforced with a non-woven polyester mat that provides added strength and puncture resistance to the membrane.