Reduce the usage of chlorine and bromine by up to 50%, stop faded swimsuits and powerful odors with Filter Frog. Designed to fit conveniently inside of your spas filter cartridge, this is the only hot tub mineral sanitizer designed with the patented FROG mineral protection for hot tubs up to 600 gallons, Filter Frog lasts up to four months, and features an easy reminder dial to help you remember when to replace it.
The Filter Frog mineral sanitizer will fit easily into the center of your spas filter cartridge. It is a one-piece design that can be shortened if necessary. The unique design draws in your spa water through the openings in the cap and sides and circulates it through our patented mineral formula dispensing a low level of minerals into the spa.
