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gas station accessory v/p valve vacuum pressure valve vp valve
Vacuum pressure valve, named vacuum pressure cap, PV valve, P/V valve, used for underground storage tanks(UST). The valve installed on top vent pipe, when the tank pressure is above or below normal pressure, the valve is exhaust or breathe air automatically, the prevent tank pressure too heavy.
Vacuum pressure valve, named vacuum pressure cap, PV valve, P/V valve, used for underground storage tanks(UST). The valve installed on top vent pipe, when the tank pressure is above or below normal pressure, the valve is exhaust or breathe air automatically, the prevent tank pressure too heavy.
| Model | Operating pressure (Pa) | Working temperature |
| 2" | A class +355 -295 | -35ºC~+55ºC |
| B class +980 -295 | ||
| C class +1765 -295 |