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and alkalinity steady for reliable
it distributes evenly over time and requires just one application per month
Precise fit with tight tolerances – engineered to seal cleanly in common spa housings
glass blocks
it speeds restoration to clean
HF7442-01 Premium Pool Filter Cartridge Replacement For Unicel C-7442 T CELL 15 and alkalinity steady for reliableHF7442 01 Advanced Pool Filter Cartridge Replacement Intro HF7442 01 is Hurricane Filters' direct replacement pool cartridge that blends tighter filtration with durable, USA made construction. It swaps in for Unicel C 7442 and compatible models such as Pleatco PA40, Filbur FC 1228, and Hayward Easy Clear C400 C410, making it a versatile choice for many residential systems. Measuring 14. 0625 inches long and 7 inches in outer diameter with 3 inch top
