Replacement Pool Filter Cartridge – Fits Jandy, Pentair, and Hayward Systems Filter Model:Hayward C100S multi-purpose cleaner makes quick work

multi-purpose cleaner makes quick work of your toughest outdoor messes

and won’t stain surfaces or clog filters like dry stabilizers can

Liquid muriatic acid in a 1-gallon bottle

alkalinity

Replaces the need for cell cleaning

Replacement Pool Filter Cartridge – Fits Jandy, Pentair, and Hayward Systems Filter Model:Hayward C100S multi-purpose cleaner makes quick workClean water made simple reliable performance across leading brands. This premium replacement cartridge is engineered to fit a variety of Jandy, Hayward, and Pentair filter systems. Made with durable 4 oz pleated polyester media and reinforced urethane end caps, it delivers consistent filtration, long service life, and fast, easy installation. Whether you're swapping out a single cartridge or a full set, these filters restore optimal flow and clarity