Pressure Relief Valves are applied to various decompression devices of solar water heaters, gas water heaters, electric water heaters, fuel water heater, heat pump water heater and other types of heating and air conditioning and heating system. It is able to avoid high pressure of water heaters and system.
 
Setting Pressure: 0.5, 0.6, 0.7, 0.86, 1.0 Mpa;
The Maximum Opening Pressure: above that of setting pressure +15%.
Notes: Pressure valve water exhaust pipe must be connected with floor drain.
Items are designed according to the American national standard ANSIZ21.22RELIFT VAVLVES and national GB/T20910-2007 design and testing.