@Ease Swim Spa SmartChlor, Self Regulates, Slow Release

@Ease Swim Spa SmartChlor, self Regulates. For use only with the FROG® @ease® Sanitizing System for Swim Spas. The unique SmartChlor® Technology self-regulates, slowly releasing over 3-4 weeks for a consistent Free Chlorine level that is Cyanuric Acid free. This Cartridge is translucent gray – you can see the SmartChlor® inside! When the System flips over, it’s time to replace it.