King Technology Frog @Ease SmartChlor Chlorine Cartridge, 3/Pack

King Technology Frog @Ease SmartChlor Chlorine Cartridge delivers consistent sanitization for your hot tub with a self-regulating formula that maintains stable chlorine levels throughout the cartridge's 4-week lifespan. This three-pack replacement set uses up to 75% less chlorine than traditional Dichlor treatments while eliminating unpredictable fluctuations in water chemistry. The time-release mechanism reduces shock treatment requirements and simplifies maintenance routines. A visual flip indicator signals when cartridges are depleted, streamlining replacement schedules. Each cartridge is recyclable, making this an environmentally conscious choice for Frog @Ease system owners seeking reliable, low-maintenance water care.

• Kills bacteria with up to 75% less chlorine* than ordinary systems.
• Floats in spa water and flips over when empty, indicating the SmartChlor cartridge needs replacing
• Low-chlorine spa sanitizing cartridge maintains a consistent 0.5 – 1.0 ppm free chlorine level at all times
• No faded swimwear. No chlorine smell
• Lasts 3-4 weeks in spas up to 600 gallons
• The SmartChlor cartridge flips when it's time to change