@ease Refill Cartridge Pack

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  • Package of 3 gray refill cartridges (smartchlor)
  • For any hot tub up to 600 gallons
  • Kills bacteria 2 ways with minerals and SmartChlor
  • Self-regulating for continuous crystal clear water
  • Up to 75% less chlorine use with no yo-yo chlorine levels
  • Floats in the hot tub - flips over when empty