GAF Roof Leak Barriers & Ice Dam Protection

"Self-Adhering Underlayment Protection Against Ice Dams & Wind Driven Rain"


Film surfaced leak barrier, suitable for application under shingle and metal roofs.



Mineral surfaced leak barrier, suitable for application under shingle roofs.

Leak Barrier

  • Protect Your Property...
    Help prevent leaks due to water damming in your gutters, wind driven rain, and in the North, damaging ice dams

  • Help Prevent Leaks...
    In valleys and at eave and rake edges — the most leak-prone areas of the roof. Strongly recommended for chronic problem areas like skylights, dormers, vent pipes, chimneys, and other flashing areas

  • Reduce Risk of Costly Repairs...
    Due to staining on interior walls and ceilings

  • Saves Labor...
    Split-back release film makes installation easy

*See ltd. warranty for complete coverage and restrictions

Get Automatic Lifetime Protection On Your GAF Leak Barriers and Your Entire GAF Roofing System!

  • A Lifetime ltd. warranty... on your shingles and all qualifying GAF accessories! (See Details)
  • Non-prorated coverage for the first 10 years (See Details)
Professional Installation
GAF Roof Wizard Virtual Home Remodeler

Product Pricing and Where to Buy