Substitute For Roofing Felt

After stripping the original siding from a 30 year old house i m being asked to re side with 4x8 and 4x9 fiber cement panels designed to look like stucco.

Substitute for roofing felt.

An alternative to cheap felt roofing. The first glass fibre layer fitted loose this for the purpose of any building movement ensuring the felt does not split. It is waterproof and durable as well as cheap but there are a number of downsides to its use. The felt will help protect the plywood from moisture and rot.

Roofing felt has been a popular material for flat roofing systems for over a hundred years. One of the fastest growing trends in the roofing industry is the use of a synthetic roof underlayment under a number of different roofing systems. 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. 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.

In my expert opinion the three layer felt roofing system is the better option. 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.