For pools 2,000 – 5,000 gallons.
Unit comes with 1 mineral cartridge (good for the summer) and 1 chlorine cartridge
Kills bacteria 2 ways: minerals and chlorine
Reduces chlorine use up to 50%*
Each chlorine cartridge is good for 2-3 weeks. When the unit flips upside down, it is time to replace the chlorine cartridge!