Pentair 1 in. Threaded Union | High Capacity Automatic Feeder | R270531 EP100F The diffuser bracket channels water

The diffuser bracket channels water from the impeller into the pump's discharge port

Provides precise control of pool filter functions

Never use petroleum-based lubricants — they will degrade Buna-N rubber and cause premature O-ring failure

Brand Equipment Line Model / Part Number Notes Pentair ProVac Flexible Vacuum 214 No

Pentair 1 in. Threaded Union | High Capacity Automatic Feeder | R270531 EP100F The diffuser bracket channels waterThe Pentair R270531 is the OEM replacement 1 inch threaded union for the High Capacity Automatic Chemical Feeder series, providing a secure, serviceable plumbing connection at the feeder inlet or outlet. The threaded union allows the chemical feeder to be disconnected from the plumbing line without cutting pipe essential for routine service, chemical refills, and feeder removal. A worn or cracked union can result in chemical leaks at the connection