Product Category: Composite Film Series Product Description: Waterproof Composite Geomembrane: Composite geomembrane is an impermeable material made by bonding geotextile with geomembrane. It is primarily used for waterproofing purposes. Composite geomembrane is available in single fabric and single membrane, as well as double fabric and single membrane configurations, with physical and mechanical properties such as tensile strength, tear resistance, and puncture resistance.