Hayward Max-Flo Seal Plate Gasket (SPX1600T) zodiacjandylaars An internal like this is

An internal like this is useful because it combines the visible trim element with a more dynamic user-facing jet pattern at the point of use

Useful when the original grate is cracked or worn

Three button format restores correct visual labeling

In higher-horsepower spa systems

A thermocouple is useful because it helps the heater verify pilot flame presence

Hayward Max-Flo Seal Plate Gasket (SPX1600T) zodiacjandylaars An internal like this isThe Hayward Max Flo seal plate gasket is designed for compatible pump applications where dependable sealing is needed between the seal plate and adjoining components. A gasket like this is useful because it helps maintain a cleaner interface at a critical point in the wet end, supporting more reliable pump performance. This replacement is especially useful when the original gasket is compressed, brittle, cracked, or no longer sealing with confidence.