... used in roofs of industrial and civil buildings , basements ,tunnels ,reservoirs, subways to achieve waterproofing Technical indexes GB/T23260-2009Coil adhesive ... by ethene. It is one of a series of water proof roll sheet newly produced by our company with features ... . Scope of application: This product is widely used in the water proof, seepage proof and anticorrosion of roof, basement, tunnel, ...