MOP Granule FR Membrane

Why RUBEROID® MOP Granule FR Membrane?

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


  • Typical system guarantees available for up to 15 years; select system constructions available with up to 20-year guarantee coverage1
  • No coating required for Class A ratings from UL and FMRC
  • Installed roof designs weigh less than 2 pounds per square foot
  • RUBEROID® MOP Granule FR Membrane’s special polyester mat core allows it to resist splits and tears due to its pliability and elongation characteristics
  • Specially formulated modified asphalt gives RUBEROID® MOP Granule FR lasting performance
  • Backed by GAF, a company with over 130 years in the roofing business


RUBEROID® MOP Granule FR Membrane is designed for new roofing and re-roofing applications where long-term roof system performance is specified.

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


Protect Your Investment

Find out about product warranties and options that may help protect your most valuable assets. 

  • System Pledge Roof Guarantee
  • Diamond Pledge NDL Roof Guarantee

Product Properties

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