ELASTOPHENE® Flam FR GR (fire retardant, granulated) is an SBS-modified bitumen cap ply for use in approved multi-ply membrane and flashing assemblies. ELASTOPHENE Flam FR GR is composed of a proprietary formulation of elastomeric styrene butadiene-styrene (SBS) polymer modified bitumen and is reinforced with a high quality random glass fiber mat. The topside is surfaced with ceramic coated granules and underside are surfaced with polyolefin burn-off film to optimize heat welding.

Product Properties

  • ASTM ASTM D6163
  • Component Cap
  • Installation Method Heat Welded
  • Reinforcement Glass Fiber
  • Thickness 138 mils (3.5 mm)
  • Topside Granules
  • Underside Burn Off Film


Prior to installation, unroll ELASTOPHENE Flam FR GR onto the roof surface and allow to relax. Position ELASTOPHENE Flam FR GR in desired position and back roll the product. ELASTOPHENE Flam FR GR is then heat welded to approved substrates. Refer to the SOPREMA SBS Roofing Manual for additional application guidelines.

Testing & Approvals

CRRC FBC FL13806-R8  Liquid-Applied Roof Systems FM ICC-ES ESR-5561 Miami-Dade UL

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