DeckSeal SA SBS FR membranes are finished with granules on the top surface and features granule free side laps and end laps for ease of application and excellent seam sealability. DeckSeal SA SBS Cap FR (Fire Resistant) membranes are premium, fire-resistance classified, self-adhering elastomeric roofing products, manufactured using Dual Compound Self-Adhesive technology. DeckSeal membranes are built with a high performance reinforced polyester mat for dimensional stability. The SBS polymer modified asphalt compound on the top layer is formulated for excellent granule adhesion. An aggressive self-adhesive compound is applied on the bottom layer for strong adhesion to the DeckSeal base and ply sheets.