High-quality brass: The valve is made of brass, wear-resistant, not easy to rust, strong and durable. Having this water pressure regulator protects and helps extend the life of your equipment. Good feature: This pressure is simple internal structure, strong environmental use, durable use. Convenient to use: Easy to connect with the tube, simple to use. DN20 standard thread is convenient to use. Scope of application: 1.6 Mpa, Inlet/outlet thread depth: 25 mm Application: The installation location is suitable for installation in front of water equipment that requires pressure relief, such as water purifiers, solar energy, gas heaters, and faucets.