Founded in 1955, Pool Chlor offers a range of swimming pool chemical services. It serves more than 30,000 families in California, Arizona, Nevada and Texas. The company operates laboratories that offer poolside testing and diagnosis services. It uses an electronic metering equipment and provides poolside research services. Pool Chlor maintains pool water by preventing the growth of algae and disease-bearing pathogens. It is a member of the Association of Swimming Pool and Spa Professionals, Chlorine Institute, National Spa and Pool Institute, and National Association of Gas Chlorinators. The company also offers online monthly payment options.