Unicel C-8465 | 65 sq ft Hot Spring Spa Filter Spa Water Care Together with the minerals

Together with the minerals

Owners who skip this step end up with cloudy water and assume the cartridge is defective — it isn't

This is a serious cartridge — 19 inches tall and 8-7/16 inches across

before it has time to combine with sanitizer or cloud the water

If foaming occurs remove with shop vac

Unicel C-8465 | 65 sq ft Hot Spring Spa Filter Spa Water Care Together with the mineralsThe Unicel C 8465 delivers 65 square feet of filtration across 234 uniform pleats, capturing debris and particles down to an average of 20 microns. Built to meet or exceed OEM specifications, it's a direct replacement for a wide range of Hot Spring, Caldera, and Tiger River cartridges. Filtration is the quiet backbone of clean spa water. Every soak leaves behind body oils, lotions, hair, and fine debris, and the cartridge is what removes all of it