The REGAL Gas Chlorinator from Chlorinators Incorporated uses 100 percent chlorine, providing a consistent chlorine residual without creating bromates, chlorates and perchlorates. It is directly mounted on a cylinder or ton container with a strong yoke. It is assembled by hand, thoroughly tested, and is easy to maintain and clean. It uses 100 percent gas chlorine and lowers energy and chemical costs. 772/288-4854; www.regalchlorinators.com.