In production since 1976, AutoPilot Salt Chlorine Generator units have been proven over time. With over a half million satisfied customers worldwide, only AutoPilot offers you the combination of quality, dependability, customer satisfaction and warranty… insist on the BEST… the ORIGINAL, AUTOPILOT. NEVER BUY CHLORINE AGAIN – If you prefer enjoying your pool to maintaining it, AutoPilot is for you. No more odors from harsh chlorine products. Never lug chlorine jugs or buckets in your car or worry about storing them again. And because a constant low chlorine level does not cause the wide fluctuations of over and under chlorination, you drastically reduce the need to monitor, purchase and add other balancing and maintenance chemicals.