1.Has double protection function, 2.Temperature relief:(60-99C) 3.pressure setting: (0.1---1.034MPa) 4.100percent leak test. 1.Used For:bearing the pressing type solar water heater,gas heater, electric heater , water heater of fuel, water heater of heat pump,sensitive function heater, etc.2.Standard setting:75,87,100,125,150psi (0.51,0.62,0.69,0.861,1.034MPa)3·Temperature relief: (60--99°C)4· ...