Sundance Spas SunPurity Mineral Spa Sanitizer Type_Filter Its concentrated formula means a

Its concentrated formula means a tiny amount does the job

Available in different colors and sizes

This cartridge is rated for a swim spa's larger volume

Comfort Fan Speed Modulation

Sundance Spas SunPurity Mineral Spa Sanitizer Type_Filter Its concentrated formula means aSundance Spas SunPurity Mineral Spa Sanitizer Overview The SunPurity mineral spa sanitizer has been designed to work exclusively in Sundance Spas by utilizing water flow through the Sundance filter system. SunPurity mineral spa sanitizer treated water is brilliantly clear and soft. An alternative to chlorine when used in combination with MPS. Ends chlorine hassle when used in combination with MPS, and improves water quality. Lasts up to 4 months.