Unicel C-7656 Swimming Pool & Spa Replacement Filter Cartridge for Hayward Star-Clear C500 | CX500RE

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• Unicel cartridge filters have long been our favorite brand because of their quality and value.
• These cartridges can be used as replacements for brands such as Hayward, Pentair, Posi-flo, Sta-rite, and more
• It is recommended that you replace your cartridge once a year and clean it once a month