One of the most impressive homes of the competition was the entrant from Team Germany, which won the competition two years ago. The two-story structure has siding covered in thin-film solar cells and is built to conform to the Passive House standard for well insulated homes with a low energy load.
October 10, 2009 8:27 AM PDT
Photo by: Martin LaMonica/CNET
| Caption by: Martin LaMonica
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