Hayward W3AQR3 15K gallons AquaRite Salt Water Chlorinator. The AquaRite 15k is the easiest way for you to sanitize your pool, and keep your pool crystal clear and silky smooth! The AquaRite uses salt and converts it into chlorine. You'll never again have to worry about red irritated eyes, dry itchy skin, bleached bathing suits or green hair Features: Works on pools upto 15,000 Gallons Safe low-voltage electrical charge turns salt into chlorine Adjust your chlorine levels to pool demand for chlorine Adjust chlorine output from 1 to 100 percent Soft, silky-smooth water No more chlorine odor, red eyes or itchy skin Reduces handling and storage of toxic chemicals NSF, CUL and UL approved Reduced Maintenance and Costs User-friendly monitor system with LED service alerts Easy to use; one dial adjusts chlorine output Low operating costs No need for additional plumbing or parts Perfect for new or existing pools and spas