ShingleFelt® 30 utility-grade underlayment complies with the important ASTM D4869 standard, yet is lighter and more economical than competing products. It provides a water-resistant layer beneath roofing shingles and wood shakes.Technical Information
- Complies with ASTM D4869, Type I
- Roll Size: 432 sq. ft. (4 squares)
- Coverage: 400 sq. ft.
- Length: 144 ft.
- Width: 3 ft.
- Weight: 47 lbs./roll