Valves High Pressure Resistance:With a maximum inlet pressure of 1.6Mpa, this valve can withstand high water flow demands. Water Pressure Regulator Dn20|Brass Material:Crafted from robust brass, this pressure reducer ensures longevity and resistance to corrosion. Adjustable Water Pressure:Equipped with an adjustable knob, the DN20 water pressure regulator adapts to your specific needs. Complete Set:Includes a water pressure gauge for easy monitoring, ensuring precise water pressure regulation., Manufacturer: ZHROKNM