Ⅰ. The valve is made of brass, durable and easy to install. Suitable for cold and hot water preparation. Ⅱ. This pressure reducing valve has a piston structure, simple internal structure, durable to use. Ⅲ. The water pressure regulator can reduce the water pressure and also make it stable. Easy to adjust, just adjust the brass screw (on the top of the regulator) to change the pressure - or + Ⅳ. Compact size for easy use, removable valve spool for easy cleaning or replacement if necessary. Ⅴ. Hydraulic instability, too fast water flow, water purifiers, solar energy, gas heater and faucet. Ⅵ. Size: DN20 Ⅶ. This pressure reducing valve has a piston structure, simple internal structure, durable to use. No branch is required, and the distribution pipe is simple, saving a lot of space and distribution costs. It can be installed in front of most water supply equipment. There is a pressure adjustment knob on the top cover, which can be adjusted freely. This product can withstand a pressure of 1.6 MPa. Ⅷ. Material: Brass Maximum load: 16 kg / cm² Water pressure: 0.05-0.8 MPa (7.25-116 psi) Connection size: DN20 Inlet pressure: 1.6 MPa (max.) / 232 psi Ⅸ. Weight: 425 g Ⅹ. Package includes: 1 x Pressure gauge 1 x Brass water pressure reducer Ⅺ. Package includes: DN20 Brass Adjustable Water Pressure Reducing Device Valve with Pressure Gauge Pressure Gauge, Brass Adjustable Water Pressure Reducing Valve (DN20) Ⅻ. 1. The product size is measured manually, there may be errors. 2. Since different monitors display different colors, please refer to the actual color you received. 3. Please confirm the size before purchasing.