Air/vacuum valve is used to exhaust large quantity of air automatically at system start-up, and to admit large quantity of air automatically when the internal pressure in the pipeline drops below atmospheric pressure.
Available Size
| Inlet | Outlet | Orifice | Working pressure (psi) | Ref.No. |
|---|---|---|---|---|
| 2″ FLG | 1-1/4″ NPT | 1-1/4″ | 300 | U1801 |
| 2-1/2″ FLG | 2″ NPT | 2″ | 300 | U1802 |
| 3″ FLG | 2″ NPT | 2″ | 300 | U1803 |
| 4″ FLG | 2-1/2″ NPT | 2-1/2″ | 300 | U1804 |
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