Petroleum Asphalt Roofing Felt

Astm d 226i ii applicable scope widely used as an underlay beneath asphalt shingles wood shakes tiles and other sloped coverings.

Petroleum asphalt roofing felt.

Asphalt saturated material for excellent waterproofing. One of the most common types of underlayment used in residential steep slope applications is black ashphalt saturated felt paper. Roofing asphalt saturated felt is a blend of cellulose polyester bitumen and asphalt soaked in a waterproofing agent. Roofing felt is essential to ensure your outbuilding is ready for all weathers by providing a waterproof cover to the building s roof.

Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment. This felt will help prevent damage to your roof from wind driven rain and water from other sources. Astm asphalt roofing felt description width length weight thickness usage astm d 226 roofing felt 30 36in 0 914m 72ft 21 95 m 23 5kg 1 2mm a roofing felt used as an underlay beneath asphalt shingles wood shakes tiles and other sloped coverings. Min 120 150 100 120 asphalt roofing felt is conformity with astm standards of the usa the specifications of the roofing felt are astmd 4869 15 4869 30 and astmd 226 15 226 30.

Thirty pound felt is more thick and stiff than fifteen pound so thirty pound is more resistant to damage during installation and can protect the roof longer if exposed to outside elements like rain wind hail and snow. Heavy duty felt design lays flat and minimizes wrinkling. Is felt really that important and what is roofing felt anyway. Add an extra layer of protection between your shingles and roof deck with this 30 216 sq.

Roofing felt felt paper asphalt felt paper is a sheet material impregnated with bitumen asphalt similar totar paper used in building construction the term felt comes from the historical method of making the base material felt is an unwoven fabric that is produced by matting fibres under pressure the fibres form the structure of the fabric. Product characteristic 1 asphalt waterproof roof underlay felt 2 good at water resistence anti aging 3 eco friendly roof felt 4 astm d 4869i ii. A roofing felt used as an underlay beneath asphalt shingles wood shakes tiles and other sloped coverings. Item 656632 model 0903000.

Roofing felt also known as tar paper serves as both an extra layer of protection between the shingles and the plywood and as a temporary moisture barrier until all the shingles are in place. Roofing felt is a layer of tar paper installed beneath the shingles to provide a backup waterproof membrane in case of leakage. Felt underlayment may be made from either organic or fiberglass substrate although the organic is much more common.