Frog® @Ease® In-Line Mineral Cartridge

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  • 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.