Not spring loaded but the design insures free movement of the ball. Ball supported by a system of guide ribs to give full flow with minimum turbulence and chatter. Union connections for easy access to valve components. Requires only inches of head pressure to seal and open. All plastic construction which eliminates corrosion.
- PVC
- FKM seals, O-rings & ball seats
- The design ensures the free movement of the ball
- 2 psi positive back pressure
- Requires only inches of head pressure to seal & open
- Seating head: 3 to 4 psi
- Maximum temperature: 140°F
- NSF listed
- Foot valve screens assemblies sold separately