A pond liner is an impermeable geomembrane used for the retention of liquids, including the lining of reservoirs, retention basins, hazardous and nonhazardous surface impoundments, garden ponds, and artificial streams in parks and gardens. Installation Pond liners need to be protected from sharp objects (for example, stones) below the liner and from being punctured by any objects in the water body.
Tuffpaulin pond liners are completely heat-sealed and not stitched, preventing any outflow of water