GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll

Shingle-Mate Roof Deck Protection provides a critical layer of protection under your shingles against wind-driven rain and other sources of moisture. Unlike typical asphalt felts, it's fiberglass-reinforced to help avoid wrinkling for a better-looking finished roof. Help protect your new roof with quality roof deck protection.

• Helps prevent wind-driven rain from infiltrating the roof system
• Fiberglass-reinforced to avoid wrinkling or buckling
• Helps ensure your asphalt shingles lay flat and uniform