It uses HDPE as the main raw materials with various additives. Advantage: 1. Excellent flexibility, impermeability and elongation. 2. Good isolation and penetration resistance. 3. Resistant to acid and alkali. 4. Eco friendly. Application: Basement, roof, tunnel, subway, reservoir dam, landfill and sewage plant. â??Specification: 1. Thickness: 1.2/1.5/2.0mm 2. Width: 2000mm 3. Length: 20m