About RUBEROID® HW Plus Granule Membrane

RUBEROID® HW Plus Granule Membrane is a premium SBS modified bitumen membrane that can be installed without the use of hot asphalt. 

Its core is a strong, resilient, non-woven, polyester mat that is coated with a polymer-modified asphalt and surfaced with mineral granules.

  • System guarantees are available for up to 20 years1
  • Specially formulated modified asphalt gives RUBEROID® HW Plus Granule lasting performance
  • Heat welding allows for kettle-free operation
  • Backed by GAF, a company with over 130 years in the roofing business

1See applicable warranty or guarantee for complete coverage and restrictions.

Features and Benefits

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