Easy setup Adjust your sanitizing level in 1% increments from 1%–100%. Push the button, and you’re done. Smart design Automatic reverse cycling helps prevent scale buildup. And, unlike its competitors, the electronics are isolated in the cell and away from high-heat components for more dependable performance. Two model sizes Choose from two model sizes to meet your pool chlorination needs. Sizing is based on pool capacity in gallons: Available Models • iChlor 15 (0.6) for pools up to 15,000 gallons. • iChlor 30 (1.0) for pools up to 30,000 gallons. Fact center • Indoor/outdoor, vertical/horizontal installation. • 115/230V, 50/60Hz power center.