ELASTOPHENE ULTRA-STICK FR GR (fire retardant, granulated) is an SBS-modified bitumen cap ply for use in approved multi-ply membrane and flashing assemblies. ELASTOPHENE ULTRA-STICK FR GR is composed of a proprietary formulation of elastomeric styrene-butadiene-styrene (SBS) polymer modified bitumen in combination with a specially formulated high tack self-adhesive bottom layer and is reinforced with a high quality, random glass fiber mat. The topside is surfaced with ceramic coated granules and the underside is surfaced with a protective split back release film that is removed during application.