Caldera 74817 | 100 sq ft Cantabria Spa Filter Closeout They can also be used

They can also be used as a super-oxidation (shock) treatment to clear the water of accumulated organic wastes

Salt systems need calcium hardness between 25 and 75 ppm

Built from high quality materials

Mounting Bracket Length: 13"

which means they stand up to the top contact temperatures of the Ooni oven range

Caldera 74817 | 100 sq ft Cantabria Spa Filter Closeout They can also be usedThe Caldera 74817 filter cartridge is a factory original replacement built for Caldera Utopia Cantabria spas. With 100 square feet of filtration across 300 pleats of heavy duty polyester, it delivers superior water clarity and efficient filtration so you spend less time cleaning and more time enjoying your hot tub. Filtration is where water quality is won or lost. Every soak leaves behind body oils, lotions, hair, and fine debris, and the cartridge is