Contains 1 FreshWater Salt Water system cartridge. Replace every 4 months. Easily replaced using the on-screen instructions. Available in a 1 pack (4 months) or 3 pack (lasts 1 year). * Many factors affect the life of spa water, such as bather load and water chemistry. When these factors are accounted for and the spa is properly maintained, the FreshWater Salt System will keep water clean and clear for 4 months.
