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More stories about High-Performance Building

  • Working With Flexible Flashing

    Some contractors still don’t understand how to get the most out of these products. Here are some tips for installations that stand firm for the long haul.

  • Standardized Energy Retrofits

    Can we tell what an older house will need as an energy upgrade simply by identifying it's building type? Can these standardized energy improvements be applied without an audit? Just how effective can they be? These are a few of the questions that a few Building America research teams have been...

  • To Improve the Energy Performance of Walls, Look at Total R-Value

    Today’s builders are learning to mitigate thermal bridging by using alternative framing techniques, continuous exterior rigid foam products, or both.

  • Insulating Cathedral Ceilings

    JLC executive editor Clayton DeKorne explores some practical solutions to prevent call backs and boost energy performance.

  • Buried and Encapsulated Ducts

    Encapsulating ducts with at least 1 1/2 inches of closed-cell spray foam substantially improves HVAC performance in all U.S. climate zones. Burying the encapsulated ducts in loose-fill attic insulation improves performance even more.

  • Builder's Guide to Windows

    There are more than 100 million homes and approximately 20 billion square feet of clear-glass residential windows in the U.S. Most of those homes are more than 30 years old, and as a result, the market is growing for replacement windows with energy-efficient insulating glass.

  • Smart Buildings, Smart Grid

    Energy-efficient lighting is an indispensable feature of the office of the future.

  • Your Smart Buildings Aren't That Smart

    Our ancestors did fine without AC and dimmers. Should the profession’s efforts to go green require the use of more technology?

  • High-Performance Homes on a Budget

    Well-thought-out details make energy-efficient houses both attractive and affordable.

  • High-Tech Insulation

    Nanogel material can be mixed with plaster and stucco to improve thermal efficiency.