PVC waterstops used in sealing expansion, contraction andconstruction joints. Various types of They are available in different sizes depending ontheir intended use. PRIMARY USES They are specially designed for water retaining and water excluding structures, for itprevents the passage of water through expansion, contraction and construction joints inthe following applications:-  Primary and secondary containment facilities Dams, locks, canals, water reservoirs andaqueducts Sewage plants Water treatment plants Culverts and tunnels Storage tanks Retaining walls Bridge and deck abutments Foundation Slab on grade Roof slabs Parking garages ADVANTAGES Wide range of sizes to suit all constructionrequirements Quick and easy-tie to the rebar Labor-saving features Speeds installation Stays in place during concrete placement