![Custom Print Waterproof Roll Membrane Synthetic Roofing Underlayment Local Warehouse Delivery - China Roofing Underlayment, Building Material | Made-in-China.com Custom Print Waterproof Roll Membrane Synthetic Roofing Underlayment Local Warehouse Delivery - China Roofing Underlayment, Building Material | Made-in-China.com](https://image.made-in-china.com/202f0j00NBAoMfKGkHci/Custom-Print-Waterproof-Roll-Membrane-Synthetic-Roofing-Underlayment-Local-Warehouse-Delivery.webp)
Custom Print Waterproof Roll Membrane Synthetic Roofing Underlayment Local Warehouse Delivery - China Roofing Underlayment, Building Material | Made-in-China.com
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
![Roofing Underlayment Roofing Contractors Exam Study Guide - Code Engineered Systems - Roofing Company Tampa Roofing Underlayment Roofing Contractors Exam Study Guide - Code Engineered Systems - Roofing Company Tampa](https://roofstampa.com/wp-content/uploads/2017/05/saturated-felt-underlayment.png)