3″ Internal Spring Pressure Relief Valve
ISPRV3
3″ NPT, 25 to 100 psi
- Only internal spring PRV that is field adjustable without removal
- 1” and 1/4” multiple porting for addition of air vent and/or psi gauge
- Cast iron body with 3” NPT male threading
- PSI range: 25 to 100 psi
- Replaceable rubber seat
- Stainless-steel stem and brass bushings for long life
- Splash guard for ease of adjustment