TRI-BUILT® APP Smooth membranes are premium, polyester reinforced APP modified bitumen roofing products specially designed for heat-welded applications. Constructed with premium Atactic Polypropylene resins, and incorporating superior polyester reinforcing, TRI-BUILT® APP Smooth provides an exceptionally durable roofing product which is easy to install and will provide long-term weathering performance. With a smooth surface and a polyolefin backing, TRI-BUILT® APP Smooth exceeds all minimum ASTM standards for tensile strength, puncture resistance and flexibility. TRI-BUILT® APP Smooth membranes can also be used as flashing membranes in all applicable specifications, in accordance with recommended installation practices.

TRI-BUILT® provides quality residential and commercial building materials that deliver professional results. By focusing on the professional contractor, TRI-BUILT® has become a recognized and trusted leader in the construction industry. From roofing and siding materials, windows, coatings, and more, TRI-BUILT® is a name you can trust at a competitive price.