Hayward Perflex EC40/50 Flow Diffuser (ECX1256) airswitches or no longer redirects flow

or no longer redirects flow reliably

and finished system appearance when matched to the correct drain body or assembly

supporting proper installation and water-return or suction interface where required

and proven in service

Supports efficient system operation

Hayward Perflex EC40/50 Flow Diffuser (ECX1256) airswitches or no longer redirects flowWhen 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.