Advantage Engineering is a manufacturer of water chillers, temperature control units and fiberglass cooling towers located in Greenwood, Indiana. Product lines include portable water chillers, central water chillers, water temperature controls unites, oil temperature control units, cooling towers, and pump tank stations. Current models of water temp units include VE Series, G Series, Temptender Series, G300 Series, T300 Series, LE Series, and HE Series. Oil units are marketed under the Regal Series.