CS-1900 is a single component, swellable waterstop designed for use in a multitude of concrete applications such as penetrations, compression joints for precast segments and construction/cold joints. CS-1900™s exceptional resistance to hydrostatic pressures over 60 psi makes it the product of choice for deep construction applications such as tunnels and dams. Enhancing its versatility, CS-1900 may be used as an adhesive for ConSeal™s preformed hydrophilic waterstops and seals.