Balboa TP540 Overlay [Jets/Light/Temp/Aux] (17351) hydroquip or internally worn

or internally worn

A trap lid is useful because it helps seal the strainer pot

That kind of correct fit matters because a properly selected topside should make the spa feel restored instead of merely functional enough

thermostat

Replacement is often needed when the original inlet is cracked

Balboa TP540 Overlay [Jets/Light/Temp/Aux] (17351) hydroquip or internally wornThe Balboa TP540 overlay is designed for compatible topside control applications where the original graphic layer needs replacement. An overlay is useful because it helps identify each control clearly while restoring the finished look of the panel, supporting easier user interaction and a more polished control surface. This replacement is especially useful when the original overlay is peeling, faded, cracked, or no longer readable. The Jets, Light,