Balboa TP500 Overlay [Jets/Aux/Light] (17183) switches Check valves are useful because

Check valves are useful because they help keep system water moving in the intended direction and can reduce unwanted flow reversal once circulation changes or stops

this component withstands continuous use and exposure to water and mechanical stress

5 OHP and 2

This replacement is especially useful when the original cover is cracked

When a full-size cartridge is unnecessary

Balboa TP500 Overlay [Jets/Aux/Light] (17183) switches Check valves are useful becauseA topside overlay is one of the fastest ways to make a control panel feel fresh and readable again, and this Balboa TP500 Overlay is designed for compatible Jets, Aux, and Light applications where the original face has become faded, peeling, or hard to read. When the visible labels start to wear down, even a functioning topside can feel older and less dependable than it really is. The Jets, Aux, and Light layout gives this overlay its practical value