Class A Fire-Rated Polyester Reinforced SBS Modified Elastomeric Granular Cap Sheet

Ram 307 FR is a superior SBS (Styrene-Butadiene-Styrene) modified bitumen roofing membrane with fire retardant additives, and reinforced with a non-woven polyester reinforcement that provides flexibility and dimensional stability as well as excellent tear and puncture resistance. 

 Ram 307 FR is a superior SBS (Styrene-Butadiene-Styrene) modified bitumen roofing membrane with fire retardant additives, and reinforced with a non-woven polyester reinforcement that provides flexibility and dimensional stability as well as excellent tear and puncture resistance. The proprietary SBS compound offers superb waterproofing and weathering physical properties. 

 

Ram 307 FR has a granular top surface in black or white, as well as a sand or burn-off film bottom surface. Application methods include heat welding when a film bottom surface is selected & hot asphalt or cold adhesive when the membrane is sand backed. 

 

 

USES:

Ram 307 FR is designed for use as a cap sheet in multi-ply systems for new roofing, reroofing & recover roofing, and flashing details.

 

COVERAGE:

100 sq. ft.

 

PACKAGING:

  • 39 3/8″ x 32’10”

  • 102 lbs. per roll

  • 20 per pallet

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Technical Literature

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