Henry/Bakor Low-Slope™ Two-Ply Self-Adhered Waterproof Roll Roofing is a modified bitumen roofing membrane with a fibrous glass reinforcement. The product self-adheres with a granulated top surface. Additionally, Henry/Bakor Low-Slope™ Two-Ply Self-Adhered Waterproof Roll Roofing is used as a two-ply roofing sheet for exposure to various weather conditions.