Asphalt roofing felt are designed as an underlayment product to be applied over the roof deck prior to the installation of asphalt
shingles Install asphalt roofing felts as a secondary barrier to moisture caused by wind drived rain and ice damming. A heavy-weight asphalt roofing felt made of a specially formulated organic sheet which as been fully saturated with waterproofing asphalt. An asphalt roofing felt paper is a vapor barrier underlayment made of a specially formulated organic sheet, which has been fully saturated with waterproofing asphalt . This product is flexible and impervious to water penetration but will allow water vapor to pass through at a restricted rate. Preconditioned to help it lay flat and remain stable after installation on a roof deck. Feathers and beneifits heave organic mat high asphalt saturation heavier roll weight excellent standard packaging highly visible alignment lines high tear strength easier roll-our-less sticking
asphalt roofing felt can be used as roof underlayment beneath asphalt shingles, wood shakes, tiles and other slope covering.
Asphalt felt is designed to be used as an all- purpose protective water barrier sheet in construction projects. Can be installed as a temporary roof cover during house construction and then serve as a permanent shingle underlayment after shingles are installed. As a shingle underlayment, it functions to restrict any vapor movement from the wood deck and attic to the underside of the shingles thus preventing condensation and as a barrier to wind-driven moisture which may get pass the shingle roofing
asphalt saturated organic felts reqire protection from damage and the weather, store roll upright in a dray location and never install when wet or over a wet roof deck.
the roll packed in blank craft paper, and then load in pallet, we can also packed with customer's reqirement
Average roll weight,Lbs/roll:30lbs
Roll Contents:432 sq.ft(40sqm)
Roll per pallent:52
Cangzhou Jiansheng Building Waterproof Material Co.,LTD is an enterprise engaged in study,
produce and construction of building waterproof material.Since setting up in1992,We have
developed into one of the leading companies in the building material industry based on the
cooperation with scientific research,production,marketing as well as construction by ourselves.
Pursuing "Credibility and Quality First,Customers Foremost,Consecutive Development",to be realistic
and innovative,to forge ahead in unity.
We "Jianda" brand serial waterproof materials strictly meet the national standard and have passed
ISO9002,They are granted as "Premium brand"recognised by China Building Material market
Association and National Building Material Bureau,''Famous Brand''of Hebei Province.The service
life can last as long as more than 20 years, They can be widely used for the waterproof damp-proof
and leakage proof of building surface,basement,subway,tunnel,pool,viaduct and airport runway,The
product are ideal waterproof material for modern building industry.