Boulder Home Pushes for Zero

November/December 2006
A version of this article appears in the November/December 2006 issue of Home Energy Magazine.
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November 01, 2006
The Solar Harvest home, built by Boulder-based Ecofutures Building, Incorporated, has been gaining a lot of recognition lately--and for good reason. By achieving 97.7 out of 100 points in an Energy Star audit, it stands as the most energy-efficient house in Colorado.  Its the first house in Boulder to pass construction and heating codes without being required to have an electric or gas backup heating system. And it recently won the Colorado Renewable Energy Societys Renewable Energy in Buildings award in the General Housing category. Built in late fall  2005, the Solar Harvest produces as much energy as it consumes, using only solar energy. Eric Doub, the designer and builder of Solar Harvest as well as the president of EcoFutures, says that by meeting this net zero-energy goal, we are striving to build a house that will be affordable and viable 100 years from now, when who knows how much natural gas—and electricity—will cost.  The spacious two-story home (with 4,585 ft2 of conditioned space) has five bedrooms and two guest suites, as well 400 ft2  unfinished garage and a 600 ft2 unfinished carport. The wood-framed home relies on a mix of energy efficiency, renewable technologies, and conservation measures to ...

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