Pentair Rainbow 322 Automatic Feeder Old Style Control Valve (R172022) marquisspas An overlay is one of

An overlay is one of the easiest ways to make a topside look noticeably fresher

Lasco Schedule 40 PVC barb adapter

8 inch size

This version is especially useful when the original L7 slave bulb has failed

Useful when replacing worn or missing filter hardware

Pentair Rainbow 322 Automatic Feeder Old Style Control Valve (R172022) marquisspas An overlay is one ofThis old style control valve is made for compatible Pentair Rainbow 322 automatic feeder systems that require the earlier valve configuration. The control valve is central to chemical output because it allows the feeder rate to be adjusted to match pool demand. When the original valve leaks, binds, or no longer responds smoothly, chemical levels can become harder to manage. Replacing it helps restore more predictable feeder operation while preserving