G.A.P 36 In. Rated 15 Lb. Roof Felt, Asphalt Saturated

GAP 15 ASTM D 4869 Type 1 roofing felt is a widely accepted underlayment product that is manufactured from organic felt and is saturated with asphalt.

Features:

• GAP Roofing Felt Underlayment provides an extra layer of protection between your shingles and your roof deck
• ASTM D 4869 Type 1
• Excellent asphalt saturation for effective waterproofing
• Accurate lay lines for simple, consistent shingle application
• Slip-resistant, even in warm climates
• Economical roofing underlayment