This easy to use Intex® Salt Chlorine Generator will give you fresh, clean swimming pool water with almost no effort or maintenance - and without harsh chlorine as a sanitizer. That's because this innovative system uses inexpensive, all-natural salt to constantly maintain your pool's water in a fresh, clean, sparkling condition. And because salt does not evaporate, you don't have to continually add salt like you do with chlorine. Sanitize your pool water naturally, and automatically! Uses ordinary salt to produce chlorine NO need to buy, handle or store harsh packaged chemicals!