Hayward Perflex EC40 Bump Handle (ECX1040) circuitboardparts A check valve is useful

A check valve is useful because it helps prevent reverse flow while allowing water to continue moving in the intended direction

Part C110 for correct replacement identification

The RK05004 is a practical service part when a compatible Nemo Power Tools unit needs a lower body assembly to restore dependable support

and covers the pool floor

Hayward Perflex EC40 Bump Handle (ECX1040) circuitboardparts A check valve is usefulDE filter systems depend on tight internal alignment and reliable service components to keep water moving through the grids correctly. Hayward Perflex EC40 Bump Handle helps support the maintenance of compatible Hayward Perflex, Pro Grid, or related DE filter assemblies where worn hardware can interfere with sealing, bump action, or flow. Use this part during filter service, rebuild work, or troubleshooting when the original component is damaged,