About GAF PMMA Flashing Resin

GAF PMMA Flashing Resin is designed to reinforce areas of BUR and SBS substrates that are heavily alligatored or contain numerous cracks, seams, joints, or splits.

NOTE: GAF PMMA Flashing Resin is available in Summer and Winter Grades. Care should be taken to ensure that the correct formulation is used for the application based upon the ambient temperature.

  • Ideal for repairing penetrations, curbs, seam, and complex penetrations
  • Good for smoothing and repairing heavy “alligatored” asphaltic, BUR, and SBS assemblies
  • Used in conjunction with GAF PMMA Fleece
  • Can be used in select single-ply applications

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