... -8, 2. water stop Tensile strength 12Mpa 3. clear tarpaulin Chengdu RenFeng Industrial Co., Ltd. Since 2002, is engaged ... one of the project.Customers can select the appropriate clear tarpaulin engineering requirements apply - tunnels, culverts, water aqueducts, dams, ... structures, underground facilities. The specifications of plastic watertight strip(clear tarpaulin): Model 651: 280-7, 290-8, 300-8, ...