Products / GAF RUBEROID MOP Smooth Membrane

GAF's heavy-duty, hot-mopped (asphalt-applied) SBS-modified bitumen commercial roofing membrane with a core of strong, resilient non-woven polyester mat coated with flexible, SBS polymer-modified asphalt. Used for new roofing, reroofing, flashing construction, and repairs of built-up roofing or other modified bitumen systems. Installed roof designs weigh less than two pounds per square foot. GAF states guarantee coverage of up to 20 years is available on select systems.