triple glazed windows

Building Details for a Deep-Energy Retrofit

How to upgrade windows, walls, roofs, and basements with spray foam, rigid foam, blown-in cellulose, and other insulation types

11 Detail drawings in this Deep-Energy Retrofit collection:

  • ROOF INSULATION RETROFIT
  • 'INNIE' WINDOW DETAILS
  • 'OUTIE' WINDOW DETAILS
  • WALL/FLOOR/RIM CONNECTION
  • energy-solutionsheader image

    Making the Case for Triple-Glazed Windows

    Posted on Dec 8 2009 by Alex Wilson

    It won’t surprise many of my readers to learn that I’m a fanatic about energy conservation and efficiency. That goes back more than 30 years to the mid-70s. During those years I’ve paid a lot of attention to windows--and seen dramatic improvement in window performance.


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    Image Credits:

    1. Rocky Mountain Institute

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