The Morrison Bros Pressure Vacuum Vents are installed on the top of the vent pipe on Aboveground Storage Tanks. The F-PVAV2 PV vent is used in low volume applications and allows the tank to breath during the filling and discharging operations. Pressure and vacuum poppets seal vapours when the pressure is equalised. The AMB748 PV vents are used on larger AST installations. This vent must be used in conjunction with an Emergency Vent.
Product Code | Description |
---|---|
F-PVAV2 | 50mm (2”) Pressure Vacuum Vent |
AMB748A2 | 50mm (2”) 12oz Pressure Vacuum Vent |
AMB748A3 | 75mm (3”) 6oz Pressure Vacuum Vent |