[Top Quality]The pressure reducing valve water is strength brass. No fear of rust or . It last for many years, even under high pressure and high temperature. If the pressure gauge is during transportation or prolonged use, please contact me for a free replacement, provide a permanent replacement. With the pressure gauge, you can monitor the pressure at any time to smooth operation. [Very versatile] This DN15 1/2 inch Water Pressure Regulator can withstand 1.6 MPa pressure and can be installed before most tap water appliances. It can be used in many households, buildings and factories. [Piston Structure] The pressure reducing valve has a piston structure with a simple internal structure, which is suitable for environments, good working performance and long service life. Material: Brass colour: Gold Package Contents: 2 x pressure reducer with pressure gauge 2 x wrench 2 x Sealing Tape(Color is random, no specification is accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.