POWERply® Endure® 300 Smooth is designed for roof membrane and flashing applications in hot-applied asphalt adhesives over multi-ply systems where a high strength, bilaminate reinforced, smooth surfaced membrane is desired.  It features anti-wick fabric and a RooF-ID™ chip embedded in each roll enabling the membrane to be identified after installation, if necessary.  POWERply Endure 300 Smooth is also suitable for application in a cold process modified bitumen system.

Composition:

POWERply Endure 300 Smooth is an asbestos free, smooth surfaced, modified bitumen membrane with fire resistant characteristics.  It consists of specially selected bitumens, modified with SBS rubber along with RET and urethane high performance elastomers and reinforced with a high tensile polyester and fiberglass fabric.  This product exceeds the requirements of ASTM D 6162, Type III, Grade S.  POWERply Endure 300 Smooth roof systems are fire rated by Underwriters Laboratories for an exterior fire hazard.