September 29, 2011 Empowerhouse Takes First Place in Affordability at the 2011 Solar Decathlon! Edit Delete Tags Autopost Filed under: Solar Energy News Source: http://inhabitat.com/empowerhouse-takes-first-place-in-affordability-at-the-2011-solar-decathlon/INTERNATIONAL BUSINESS MACHINES INVENTEC KDDI KLATENCOR KONINKLIJKE KPN LAM RESEARCH