What is the difference between #15 and #30 roofing felt?
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
What Is Roofing Felt – The Complete Guide - Perfect Timing Restoration
Synthetic vs. Felt Roof Underlayment: Which Should I Use?
Synthetic vs. Felt Underlayment for Metal Roofing: Which Is Best?
G.A.P 36 In. Rated 15 Lb. Roof Felt, Asphalt Saturated - Thomas Do-it Center