Creates softer, cleaner spa water. Each unit contains minerals known to control bacteria. Can be used with chlorine or bromine and is ideal for use with non-chlorine shock oxidizers. When used with a minimal amount of sanitizer, Spa Minerals will provide clear water for up to four months!
Catridge Stick sits either in side of your filter cartridge core, in the skimmer tray or for High Flow Spas in the filter well outside of the cartridge!