Keep your above ground pool water clean, soft, and refreshing with the Intex Krystal Clear Saltwater System. Its unique 2 stage technology uses an E.C.O. (electrocatalytic oxidation) process in which water molecules are split into highly powerful oxidants to destroy organic contaminants. Next, the amount of natural chlorine generated by this saltwater system is greatly reduced, which results in clean water without the potential harsh side effects of packaged pool chemicals. The Intex Krystal Clear Saltwater System requires a filter pump with a flow rate between 700 and 3,000 GPH and is for use with a maximum pool size of 7,000 gallons. It has an improved control panel with a digital display, easy access buttons, and an added power button for convenience26647EG This sand pump features a powerful motor, 6-function control, and a built-in automatic timer. It meets the UL standards and is an excellent upgrade to the filter cartridge system on your Intex Above Ground Swimming Pool. This filter works for pools with easy set and a metal frame and ultra frame, up to 17,200 gallons. Simple to use and easy to operate, this Intex Saltwater System and Sand Filter Pump Set will outperform your standard cartridge filters and keep your pool crystal clear.