Hayward HCC 2000 Pool Water Chemistry Controller Option:Controller Only This elegant electric city bike

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Hayward HCC 2000 Pool Water Chemistry Controller Option:Controller Only This elegant electric city bikeHayward HCC 2000 Pool Water Chemistry Controller Perfect for swimming pools, spas, and water features, the HCC 2000 Series are a powerful yet affordable microprocessor based pH and ORP water chemistry controller. The controller features proportional feed to ensure precise water chemistry maintenance, and operates using the Oxidation Reduction Potential (ORP) method of water analysis to ensure rapid deactivation of such waterborne pathogens as E. coli