- Required underlayment for roofs and some siding.
- The GAP Roofing 15 lb. Roofing Felt provides an extra layer of protection between your shingles and your roof deck.
- Excellent asphalt saturation for effective waterproofing
- Economical roofing underlayment
- Accurate lay lines for simple, consistent shingle application
- Slip-resistant, even in warm climates
- Meets ASTM D 4869 standards
- Covers 432 sq. ft.
To read PDF files, you need the Adobe Acrobat Reader 6.0 or higher. If you don't have it, click here and download it for free from Adobe's site.