Specifications:Composite Geomembrane, a water proof material, compound with Geotechnological Fabric and Geomembrane. It divides into one cloth one membrane and two cloth one membrane, width 4-6m; weight range is 300-700g/m2. Function:seepage ,isolation Usage:Geotechnical dam, rockfill dam, build by laying bricks or stones and exhibition jade concrete dam, Tailings DAMS, sewage reservoir body and reservoir, Channel, storage of liquid pools (pit, ore); The subway, tunnel, basement and tunnel lining of seepage control, Dike, the front of the dam foundation seepage prevention bedding, level of vertical impervious house, Construction cofferdam; Waste field; Highway, highway, railway roadbed, Expansion of land and the waterproof layer of collapsible loess, Roof leak proof.