Paper base petroleum asphalt felt
This product is processed by making the paper base soaked in lowsoftening petroleum
asphalt, then covered with high-softening petroleum asphalt, and last coated
with isolating materials such as talc powder.
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.