Net-zero home highlights builders’ growing interest in energy efficiency

Raymond Pruban's solar-powered home in Afton, Minnesota, stands out among a group showcased in the Twin Cities' Parade of Homes tour: The 3,000-square-foot house is expected to produce more energy than it consumes.

Raymond Pruban's solar-powered home in Afton, Minnesota, stands out among a group showcased in the Twin Cities' Parade of Homes tour: The 3,000-square-foot house is expected to produce more energy than it consumes.

About two-thirds of homes on an annual Twin Cities tour now include a standardized energy consumption score.

The inclusion of a net-zero home on an annual Twin Cities home tour highlights the growing acceptance of energy efficiency in new home construction.

Raymond Pruban’s solar-powered rural rambler, located in a cornfield 20 miles east of St. Paul in Afton, Minnesota, is a rarity in that it’s expected to produce more energy than it consumes — even when accounting for the state’s cold winters.

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Dawnita Parmely