Friday, January 31, 2014

Energy positive ( not neutral) House built

http://www.gizmag.com/studio-apxe-house/30648/?utm_source=Gizmag+Subscribers&utm_campaign=cbdab42c9c-UA-2235360-4&utm_medium=email&utm_term=0_65b67362bd-cbdab42c9c-91356605


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