Description
- For use only in select hot tub brands: Artesian Spas, Marquis Spas, Caldera, Hot Springs.
- Kills bacteria 2 ways with a low level of chlorine and FROG Sanitizing Minerals. Minerals last 4 months, SmartChlor lasts up to 4 weeks, ideal for 600 gallon hot tubs.
- Uses up to 75% less chlorine* and maintains a consistent low Free Chlorine level.