In line mineral system for aboveground and inground pools up to 25,000 gallons. This product will leave your water clear and clean.
Replacement cartridge for Nature2 A Vessels. Destroys bacteria in pools up to 30,000 gallons. This cartridge lasts 6 months.
This system uses minerals to lower the use of chlorine. The mineral stick sits inside the filter of the spa and lasts up to 4 months.