Unicel Replacement Filter Cartridge 25 sf Freeflow Spas CLX | 4CH-23 Free 300 Gift Card Nominal filtration area: 52 sq

Nominal filtration area: 52 sq ft (often listed in the 52–55 sq ft class depending on catalog)

you will typically use (2) feed hose nuts and (1) ball bearing swivel for a proper connection between sections

This does not necessarily indicate that the item is different from what was ordered

leak-free connections and system operation

Unicel Replacement Filter Cartridge 25 sf Freeflow Spas CLX | 4CH-23 Free 300 Gift Card Nominal filtration area: 52 sqUnicel 4CH 23 Replacement Spa Filter Cartridge (Top Load Style) The Unicel 4CH 23 is a replacement pleated spa filter cartridge designed for select hot tub and spa filtration systems that use this specific cartridge style and fitment. Replacing a worn or damaged cartridge helps restore circulation, improves water clarity, and reduces strain on spa pumps and heaters. Key Features Replacement spa cartridge filter for compatible filter canisters Pleated