J Quintero Roofing - When should I use 30lb felt? Most standard pitched roofs only need a 15lb. felt for proper underlayment. 30lb. is used for many specialty applications such as: low
Warrior 36 In. x 144 Ft. Rated 15 lb Roof Felt, Asphalt Saturated - Rex Hardware
G 30 Felt - G.A.P. Roofing, Inc.
36in 15-lb. ROOFING FELT PAPER ROLL 400 SQUARE FEET COVERAGE | Close Lumber - Corning Lumber
APOC 36-in x 71.75-ft 200-sq ft Felt Roof Underlayment in the Roofing Underlayment department at Lowes.com