Intex Ozone Saltwater Sanitizing System: * Keep your pool water soft, clean and refreshing * Eco-friendly system provides odorless, all-natural sanitation * Eliminates bacteria over 3,000 times faster than chlorine * 100 times the oxidizing power of chlorine * 24-hour built-in timer adds to the hassle-free experience * Use with a maximum pool size of 15,000 gallons * Requires a filter pump with a flow rate between 1,500 to 4,000 gph