Pentair Sta-Rite MasterTemp/Max-E-Therm Manifold O-Ring Kit (77707-0120) intermatic Helps restore performance when the

Helps restore performance when the solenoid assembly has failed

The black finish gives this version a bold

Part number 3903-DF provides a reliable reference for service matching

This filter-related component helps support cartridge placement

and flange style helps preserve wet-end compatibility and contributes to a smoother overall installation process

Pentair Sta-Rite MasterTemp/Max-E-Therm Manifold O-Ring Kit (77707-0120) intermatic Helps restore performance when theThis manifold O ring kit provides the sealing components needed when servicing compatible MasterTemp and Max E Therm heater manifolds. O rings should typically be replaced whenever the manifold is opened or related fittings are disturbed, since compressed or aged seals may not reseal reliably. The kit helps reduce the chance of nuisance leaks after repair and supports a cleaner, more complete rebuild. Sealing kit for compatible heater manifold repairs