WALTHAM, Mass. — Tecogen Inc. is on the road on a national educational and marketing tour featuring its Ultra low emissions cogeneration, chiller and heat pump systems. On November 12, 2013, an exhibit trailer will be at Gas Technology Institute (GTI), a leading U.S. research, development and training organization serving energy and environmental markets located in Des Plaines, Illinois. GTI and Tecogen have a legacy of successful partnering on technology development and research and ...This story is related to the following:Chillers