Unicel Cartridge [23 sqft 3" OB 3" OT 6-1/2" 17" 4oz] (C-6617) harwil This makes it a strong

This makes it a strong choice for both functional replacement and cosmetic refresh work

Pairing the correct control pack with the matching topside helps restore a more complete and dependable operating experience

Useful when the original screws are worn or missing

Designed for compatible suction and circulation applications

Unicel Cartridge [23 sqft 3" OB 3" OT 6-1/2" 17" 4oz] (C-6617) harwil This makes it a strongThe Unicel filter cartridge is designed for compatible filtration applications where dependable particulate capture is needed. A filter cartridge is useful because it helps remove suspended debris from circulating water, supporting clearer water quality and more consistent system performance. This replacement is especially useful when the original cartridge is clogged, damaged, worn, or no longer filtering efficiently. Matching the correct 23 square