Freshwater Salt System Cartridges help you have better water without the guesswork and hassle of water care maintenance. Simply replace your cartridge once every four months and add spa salt as needed to keep your chlorine levels steady year round.
For use with HotSpring FreshWater Salt System on current Highlife (Grandee, Vanguard, Sovereign, Envoy, Aria, Prodigy, Triumph, Jetsetter, and Jetsetter LX) Limelight (Prism, Pulse, Flash, Flair, and Beam) spa models.
This is NOT the Freshwater Ag+ Silver Ion Sanitizer.
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