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Uploaded on Jun 28, 2010
CBS news reports that officials with Trane which makes air-conditioning units are bringing back a system that's called an IceBank. Its a thermal energy storage system that makes ice at night and during the heat of the day the ice is used in the system instead of air-conditioning to keep people in the building cool. Used to saving 40-50% off utility bills Alan Ash of Trane explains how the IceBank works...