These PVC plug caps are mainly used for sealing joints and pipes and are often widely used in various industry such as water, construction and power None tool required, directly installation by hand Builted in rubber sealing washer to water leakage These caps serve as blanking plugs for pipe ends, providing a neat and finished look They effectively seal off unused or open ends, protecting it from debris and damage These pipe caps are make of materials, which is thickened and strong, abrasion resistant, cold resistant Features a round female thread hose connector that allows for secure and easy connection to hoses or pipes