Description
Helps prevent wind-driven rain (or water from other sources) from infiltrating under your shingles and causing damage to your roof structure or the inside of your home. Fiberglass reinforced to help resist buckling and wrinkling. Helps ensure your shingles lie flat and uniform for an excellent looking finished roof. Lighter and easier to handle than typical #30 asphalt felts. GAF Shingle-Mate 36-in x 144-ft 400-sq ft Felt Roof Underlayment | 0903000