Waterway .75 HP Hi-Flo Side Discharge Spa Pump Impeller "B" (310-3990) valveparts and EW-75 applications using an

and EW-75 applications using an 8-1/2 x 18 inch format where the original grid has torn

2 inch related fit supports intended assembly matching

Designed for compatible internal inlet fitting support

Filter cartridge for compatible C-4440 and PSD40 spa and pool applications

That helps improve repair quality without turning a focused service job into a larger project than necessary

Waterway .75 HP Hi-Flo Side Discharge Spa Pump Impeller "B" (310-3990) valveparts and EW-75 applications using anThe Waterway 310 3990 impeller is designed for compatible . 75 HP Hi Flo side discharge spa pump applications and is identified as the B version. An impeller like this is useful because it restores the working water moving element of the pump while maintaining compatibility with the original version specific design. Version specific pump parts matter because even similar horsepower ratings may not use the same impeller. This Waterway part is a strong