The device is the main choice of advanced PVC,Website:http://www.chinaextruders.net, EVA resin as a base material filled with a variety of additives, new sealing material through the extrusion step and the planets formed, unique design and advanced technology.Production of varieties:Sealing PVC, EVA waterstops (according to user needs processing various special models).PVC, EVA waterstops have many different shapes, can be applied to any surface or underground construction, the formation of a long and sturdy watertight barrier, especially for water storage and water retaining structures such as reservoirs, cesspools, dams, pool, subways, tunnels and so on retaining wall.