Substitute For Roofing Felt

These products are much more tear resistant than felt underlayment.
Substitute for roofing felt. It is waterproof and durable as well as cheap but there are a number of downsides to its use. An alternative to cheap felt roofing. In my expert opinion the three layer felt roofing system is the better option. The felt will help protect the plywood from moisture and rot.
Roofing felt is highly flammable and can exacerbate the danger in case of a fire. The first glass fibre layer fitted loose this for the purpose of any building movement ensuring the felt does not split. Stone coated metal roofing or stone coated steel roofing has a deep architectural profile and can mimic the look of asphalt shingles wood shakes or clay tiles this premium roofing material comes with warranties up to 50 years and is rated highly for resistance to winds hail and fire. A variety of different types of manufacturers have developed proprietary polymer blends that make up synthetic underlayment.
The second glass fibre layer fully bonded with hot bitumen and the third layer also fully bonded being a high performance non rip material. Substituting synthetic roof underlayments for housewrap q. Pramote polyamate getty images. You could just put shingles over plywood but you run the risk of replacing your roof and any damage to the structure that may accur.