A 67% calcium hypochlorite 3" tablet.About the Accu-Tab® Chlorination System
The Accu-Tab® chlorination system is a simple and effective water chlorination solution. Manufactured in the U.S. by Westlake Chemical, the NSF-certified system combines specially-engineered chlorinators with quality controlled three-inch calcium hypochlorite (cal hypo) tablets. It kills bacteria, controls algae, destroys organic contaminants and is available in a variety of feeder models to meet different size needs and chlorine demands. Since the mid-1990s, thousands of operators of commercial pools, ranging in size from waterparks with millions of gallons, to smaller pools have counted on our reliable water treatment products to keep their water sanitized and safe from recreational water-borne illnesses.