Description
- Low-chlorine spa sanitizing system maintains a consistent 0.5 – 1.0 ppm free chlorine level at all times
- Minerals work to make water softer, more gentle and conditioned
- Shock only once a month and use up to 75% less chlorine
- Floats in spa water and flips over when empty, indicating the SmartChlor cartridge needs replacing
- Minerals last up to 4 months, SmarChlor cartridges last 3-4 weeks in spas up to 500 gallons