

Comprised of a non-woven reinforced polyester reinforcing mat which is coated and permeated with SBS modified bitumen to a nominal thickness of 4.0 mm (158 mils). Mineral granules are embedded in the surface to provide superior U.V. protection, while a thin poly-film is bonded to the underside. This product can be applied as the top ply in a two-ply Torchflex system, the top ply in perimeter flashings or as a cap sheet for a conventional BUR.