Watkins Wellness Freshwater Salt System Cartridge (3). Product Dimensions: 3 x 9 x 9 inches. Item Weight: 1.3 pounds. Genuine Freshwater Salt Cartridge for hot tubs supporting Freshwater Salt Systems. Compatible with all Hot Springs Limelight, Highlife, and Caldera Paradise and Utopia lines of spas. Each cartridge produces chlorine in compatible tubs for approximately four months. Freshwater salt cartridge (3 pack).
