Freshwater silver ion cartridge is for Hot Spring Spas ONLY.
The Natural Alternative to Chlorine (and Bromine too!)
- Completes the Everfresh system.
- Lasts four months.
- Makes spas easy to manage, halogen-free
- Improves performance of ozone-equipped spa
- Assures a healthy, safe, odor-free spa
- Significantly improves look & feel of water
- Simplifies water balance – it’s unaffected by heat