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Hot Spring's most powerful jet
low-calcium water is one of the most common hidden causes of chronic foam — raising hardness to the proper range (with a product like SpaGuard Calcium Hardness Increaser) often solves the problem at its source
and a faster turnover cycle that benefits anyone whose storage area isn't perfectly climate-controlled
a higher chlorine demand
Caldera 74817 | 100 sq ft Cantabria Spa Filter Type_Balancer Hot Spring's most powerful jetThe 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