Here we want to learn more about WATERSTOP One of the causes of water leakage is the joints and joints in parts of concrete. To deal with this problem, several solutions have been considered, including Waterstop, including Veterstop. They are classified into two main types, “hydrophobic” and “hydrophilic”. They are waterproof, so waterstops are often used in structures that must withstand relatively “hydrostatic” pressure in most concretes.