Spa Frog SmartChlor @Ease Replacement Cartridges for the @ease Floating System.
- For any hot tub up to 600 gallons
- Self-regulating for continuous crystal clear water
- Up to 75% less chlorine use with no yo-yo chlorine levels
- Shock only once a month
- Pre-filled cartridges for no mess, no guess, no stress!
Product style and packaging may vary.