Unicel 6CH-940 | 45 sq ft Top Load Spa Filter Type_Enhancer and a spa using all

and a spa using all three needs less of each individually than a spa relying on one alone

Caldera specifies a heavy-duty polyester media designed to outlast cheaper alternatives

Active chemistry: a proprietary blend of natural enzymes engineered to break down the oils

Volts: 120 or 240

Unicel 6CH-940 | 45 sq ft Top Load Spa Filter Type_Enhancer and a spa using allThe Unicel 6CH 940 is a top load spa filter cartridge delivering 45 square feet of filtration across 225 pleats of Reemay polyester media, capturing debris down to an average of 20 microns. Built to meet or exceed OEM specifications, it drops straight into a wide range of spa systems. 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