Pentair/Rainbow Auto Feeder 320 1/2 lb Check Valve (R172248Z) spafilters or poor control response in

or poor control response in a multi-position air-control setup

Short stem buttons are useful because not every mounting surface allows room for a standard-depth control

The SP071620T is a practical replacement for compatible Hayward systems that need renewed six-position valve performance and dependable clamp-style installation support

This type of part is especially useful when the original side panel has been damaged by impact

Overlay for compatible Balboa VL400 topside applications

Pentair/Rainbow Auto Feeder 320 1/2 lb Check Valve (R172248Z) spafilters or poor control response inThe Pentair Rainbow R172248Z check valve is designed for compatible Auto Feeder 320 applications where a 1 2 pound check valve is needed. A valve like this is useful because it helps control one way flow in the feeder line, supporting more dependable system behavior and helping protect against backflow. Replacement is often appropriate when the original valve is sticking, leaking backward, or worn enough to compromise performance. Installing the