Features
- Low maintenance lasts up to 4 months,for spas up to 600 gallons/2200L.
- Improved minerals technology ensures optimal spa water maintenance.
- Upgraded controlled release technology ensures optimal minerals levels.
- Customized mineral cartridge stick compatible with hot spring spas standpipe.
- Designed to fit most spas/hot tubs filters,compatible with most spa maintenance products.(Available for use with all Caldera spas.)