Asphalt Roofing Felt, 1)Size: 1m x 20m, etc. 2)Weight of per rool: 18LB - 83LB, etc 3)Package: export packing by roll. Asphalt Roofing FeltSpecifications ... paper base soaked in low softening petroleum asphalt, then covered with high-softening petroleum asphalt, and last coated with isolating materials such ... , 75LB, 80LB 83LB etc. 5)Package: export packing by roll. Asphalt Roofing Felt