Pressure Valve for Asia with ISO9001-2008 1.size:20mm inlet & 12mm outlet 2.zinc alloy body 3.we also have with meter type Pressure Valve with ISO9001-2008 Certification for Southeast Asia and Europe1.inlet pressure:0.7-15.6bar, outlet pressure:30mbar,35mbar,37mbar2.size:20mm inlet,12mm outlet3.material:zinc alloy body4.painting:liquid or powder painting,different color 5.working temperature:-20c ...