Pipe plug fittings are mainly used to repair and replace the sealing and plugging of hydraulic threaded pipes or joints, used in water tanks, water pumps, inlet and drain pipes, etc. Color: Blue; Material: PVC; Male Thread Size: 15 mm; Fitting Outer Diameter: 20 mm; Total Size: 35 mm x 33 mm (Hex.W * H). Made of PVC material, it is corrosion-resistant, not easy to crack or break, has high strength, is lighter than metal, and is durable. 1. Select the appropriate pipe. 2. Attach the pipe to the plug. 3. Test for water leaks. Please pay attention to confirming the pipe diameter and thread diameter. 3-356 $$699 uxcell PVC Pipe End Cap Pipe Plug Fitting 15 mm Male Thread Hex Cap for Water Tank Drain, Blue