Hayward Filter Head Screw Set for Perflex Extended-Cycle DE Filters W3EC40AC W3EC50AC | ECX10271A C9441 confirm your existing cartridge is

confirm your existing cartridge is stamped CX750RE or matches the dimensions above before ordering

scheduling

P2RA — models without copper insert

On/Off Toggle (CSA) Certification CSA / cUL rated Quantity Included Each (1) Fits Into

allowing the hose to be attached and detached without tools

Hayward Filter Head Screw Set for Perflex Extended-Cycle DE Filters W3EC40AC W3EC50AC | ECX10271A C9441 confirm your existing cartridge isThe Hayward Filter Head Screw Set (ECX10271A) is the OEM replacement hardware set for securing the filter head on Perflex Extended Cycle DE filters. This screw set maintains the integrity of the filter head assembly, ensuring a secure, leak free connection between the filter head and body during operation. Replacing worn, corroded, or damaged screws with this OEM matched set restores proper clamping force and prevents head movement under operating