Hayward Filter Head Screw Set for Perflex Extended-Cycle DE Filters W3EC40AC W3EC50AC | ECX10271A DE Filter Media Pentair 1-1/2" 2 Way Compool

Pentair 1-1/2" 2 Way Compool PVC Valve - #263038

A hardened or flattened lid O-ring is a common cause of air leaks and loss of prime — replacing it while the pot is already off the pump prevents a second service call

5-5 ppm) and pH (7

Using an incorrect impeller will result in reduced flow

Hayward Filter Head Screw Set for Perflex Extended-Cycle DE Filters W3EC40AC W3EC50AC | ECX10271A DE Filter Media Pentair 1-1/2" 2 Way CompoolThe 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