... applicable to a variety of roof structure. Multi-purpose PVC Tarpaulin Sheet“Multi-fiber PVC Single-ply roof waterproofing roll goods” products have ... ≥75% or failure of rollThe roll breaks beyond joint7Absorbent—(70±1) °C,168±1h, ±3.0%(23±2) °C,168±1h ... resistance0.5Kg,300mm No water penetration0.5Kg, (23±1) °CNo water penetration0.5Kg, (23±1) °CNo water penetration9Speed-up ageing treatment under ...