18LB - 83LB Asphalt Roof Shingle Underlayment Black Building Paper

18LB - 83LB Asphalt Roof Shingle Underlayment Black Building Paper

Product description:

Roofing felt (felt paper, asphalt felt paper) is processed by making the paper base soaked in low softening petroleum asphalt, then covered with high softening petroleum asphalt, and last coated with isolating materials such as talk powder.

Benefits:

1)This product is specialized in waterproof materials, packing, building dampproofing.
2). This product is processed by making the paper base soaked in low softening

petroleum asphalt, then covered with high-softening petroleum asphalt

Application

It is widely applied to the simple waterproofing, temporary building waterproofing, building dampproofing,
packing;

as well as the single, multilayers waterproofing of building roofs, underground facilities, water
conservancy projects, etc.

Specification of ASTM D4869