- Brand:Â Bell & GossettConnection Type:Â MNPT x FNPTPressure Rating:Â 3 psiSeries:Â 75 Series
- Float-type thermostatic vent
- For medium and large systems
- Single non-adjustable port
- 1/2 in NPT female and 3/4 in NPT male straight shank
- 15 psig maximum pressure
- Non-vacuum
- Bell & Gossett Steam Air Valve, Series: 75 Series, MNPT x FNPT Connection, 3 psi Pressure