Zodiac/Jandy FloPro FHPF 0.75 HP -1.0 HP Diffuser (R0479702) intermatic The SPX0740D is a practical

The SPX0740D is a practical service part for compatible Hayward Selecta-Flo valves that need renewed gasket support and cleaner internal sealing

Improves heater safety confidence and repair quality

A properly matched replacement should feel like a restoration of the spa rather than a workaround

Selecting the correct shaft size and seal material helps the rebuild stay aligned with the intended pump design instead of becoming a loose approximation

Zodiac/Jandy FloPro FHPF 0.75 HP -1.0 HP Diffuser (R0479702) intermatic The SPX0740D is a practicalThe Zodiac and Jandy FloPro FHPF diffuser is designed for compatible 0. 75 HP to 1. 0 HP pump applications where the internal diffuser needs replacement. A diffuser is useful because it helps control how water moves within the wet end, contributing directly to hydraulic balance and pump efficiency. This replacement is especially useful when the original diffuser is cracked, worn, or no longer aligned properly in the assembly. Using the correct