Tag: ZEH

  • A Classic 1970s Home Goes from Solar-Heated to Net Zero Energy

    Subtitle:  Richard Levine’s Raven Run house in Kentucky has evolved over the decades Images:  Last week I was in Lexington, Kentucky speaking at the Midwest Residential Energy Conference. It was a great regional conference, and the folks there are making things happen. (I even played nice. With all those Kentucky Wildcat fans there, I held…

  • Is NIST Serious About Net-Zero-Energy Homes?

    Subtitle:  Their report cites the need for a scoring system, but inexplicably fails to mention the HERS Index Images:  The National Institute of Standards and Technology (NIST) still handles a lot of our basic numbers work, keeping lasers, hunks of metal, and atomic clocks that determine our standards of length, mass, and time. But it…

  • Taking a 20-Year-Old Florida House to Net Zero

    Subtitle:  Starting with an energy-efficient home and using available incentives made it easier Images:  Steve Larson, a builder and home energy rater in Florida, sent me an e-mail with his energy bills for February through July of 2012. When you subtract out the monthly service charges, he paid only $5.35 for electricity during those six…