Hayward Goldline PL-PLUS AquaPlus All-in-One Control and Salt Chlorination System Goldline PL-PLUS ProLogic electronic pool chlorinator is a truly user friendly and cost effective automation Fully programmable, automatic control of every output Automatically senses ORP and pH levels and dispenses a self-renewing supply of fresh, pure chlorine and controls pH For use on pools up to 40,000 gallons Uses salt chlorinator to deliver fresh chlorine when needed