Roofing Felt Grades

Asphalt saturated heavy duty roofing felt is available in 15 and 30 pound weights.

Roofing felt grades.

Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment. Most standard premium shed felt is designed with a life expectancy of 5 years in mind. Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes. These systems are sometimes used to construct roofs in the form of roofing felt or roll roofing products.

Grease and oil retention protective lining and isolation for freight cars trucks dunnage uses similar to 9r2 and 9r3 where less durability and lower grade felt is acceptable. The two main methods of its application are pour roll and torch on. Roofing felt is comprised of a base made from natural materials such as wood cellulose or synthetic ones such as fiberglass or polyester and then coated or saturated with a protective coating such as bitumen asphalt which repels water but still allows the product to breathe. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer.

Organic dry felt is made from 100 post consumer recycled material. The best weight for roofing felt is the 30 pound product because it provides thicker and. As with all building supplies there are different grades available buyer beware. Item 656632 model 0903000.

It comes with the nails included and is designed for easy installation. 15 tarah astm 4869 type i is an 15 tarah astm 4869 type i is an authentic asphalt saturated organic felt underlayment is used as a breathable secondary weather resistant barrier when applied over the roof deck prior to the installation of the primary roofing product. Commercial standard grade sae number nta number. Bituminous waterproofing systems are designed to protect residential and commercial buildings bitumen asphalt or coal tar pitch is a mixed substance made up of organic liquids that are highly sticky viscous and waterproof.

This is then applied to a fibrous membrane which is typically made of fibreglass polyester or hessian. With great waterproofing this will protect your shed roof from water for up to 5 years. Commercial standard grade sae number nta number.