• Lessons from the Grissom Lane Net Zero Apartments

    Grissom Lane Apartments are affordable homes for seniors and the first EarthCraft Virginia Net Zero Certified homes in the state.

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  • Passive Returns: A Study in Ten Homes

    Data helps quantify the benefits of a passive-return system.

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  • A Solar Myth Bites the Dust

    After doing the math, PV and a heat pump appeared to beat solar thermal for water heating.

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    Editorial: My Apartment in Tokyo

    Editorial: My Apartment in Tokyo

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    Every time I visit Japan I learn something new, and my most recent trip was no exception. This time I stayed in an apartment, ...
    Low-E Storm Windows Home Weatherization Measure

    Low-E Storm Windows Home Weatherization Measure

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    One recent addition to the cost-effective efficiency measures available for home retrofits is low-e storm windows. These high-performing window attachments are up to 25% more ...
    Fortune Favors the Cold: Sustainable Arctic Shelters in the Twilight of Oil

    Fortune Favors the Cold: Sustainable Arctic Shelters in the Twilight of Oil

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    Residential Energy Efficiency Industry Gains Support

    Residential Energy Efficiency Industry Gains Support

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    3 New Year's Resolutions Every Energy Rater Should Make in 2016

    3 New Year's Resolutions Every Energy Rater Should Make in 2016

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    Share Your ACI Memories

    Share Your ACI Memories

    By Stephanie Rex

    The Home Performance Coalition (HPC) is celebrating 30 years of conferences in 2016, marking amajor milestone anniversary for our ...
    The Real Women of Home Performance: Marge Anderson

    The Real Women of Home Performance: Marge Anderson

    By Macie Melendez

    Marge Anderson is the Executive Vice President of Seventhwave, a non-profit that advances environmental and economic sustainability. Her ...

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