Ruberoid EnergyCap 30 Granule FR modified bitumen membrane is a fire-retarding modified bitumen membrane with a factory applied layer of TOPCOAT EnergyCote elastomeric coating. Ruberoid EnergyCap 30 Granule FR is manufactured to stringent GAF specifications. Its core is a strong resilient, non-woven glass mat that is coated with fire retardant SBS polymer modified asphalt and surfaced with extra fine mineral granules and EnergyCote elastomeric coating. Ruberoid EnergyCap 30 Granule FR modified bitumen membrane is designed for new roofing including new roofing and recover applications.