Hayward Perflex EC40/50 Flow Diffuser (ECX1256) magnacraft this pump-mount check valve helps

this pump-mount check valve helps support dependable one-way flow and better overall system performance

Supports a more substantial and dependable rebuild

or leak repairs

A focused blower replacement like this is especially useful when the surrounding air-side setup remains serviceable and the weak point is clearly centered on the blower itself

Hayward Perflex EC40/50 Flow Diffuser (ECX1256) magnacraft this pump-mount check valve helpsWhen a filter assembly starts leaking, bypassing, or losing efficiency, replacing the worn internal part can bring the system back into balance. It is ideal for servicing compatible cartridge or DE filter assemblies where pressure control, water routing, and long term reliability are important. Use this part when servicing compatible Hayward systems and compare the existing component, equipment model, and plumbing configuration before installation.