The secret of the Solaxx CLG220A Saltron Reliant AG Chlorine Generator 20K gal can be summed up in one word: simplicity. With the smallest number of switching parts and uncompromising electrical protections, Reliant resists the inevitable power surges and harsh conditions that are part of life with any type of outdoor equipment. Easy to understand and to operate, your Reliant System will provide years of trouble free service so you can enjoy the benefits of your pool without interruption.