Henry Eaveguard 36 In. x 65 Ft. Shingle Underlayment
Self-adhering shingle underlayment provides a secondary line of defense with direct to deck installation. Install under new shingles to prevent leaks and ensure the longevity of a roof. Protects against ice and water damage. Self-sealing around nails and fasteners for lasting watertightness. Slip-resistant surface. 1.5mm (60 mils) thick. UL classified.