FROG @Ease Floating System Mineral & Chlorine Hot Tub KTC-45-3898

Low-chlorine spa sanitizing system that uses 75% less chlorine and reduces shocking to once per month
Minerals help keep water pH balanced and conditioned for a softer feel
Floats on spa surface dispensing a combination of minerals and chlorine to fight bacteria and algae
Cartridges are pre-filled for no mess, no guess, and no stress!
When chlorine runs out the device flips over, indicating the cartridge needs replacing