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  • Steam Heat vs. Hydronic Heat

    A reader ponders whether to stick with steam or convert to hydronic.

  • Maine Passive House Builder Tweaks His Package

    Chris Corson is working on another Passive House — this time, with a more ample budget, and a more complex design.

  • When to Use a Heat-Pump Water Heater (Subscriber content)

    Q: A customer wants me to install one of the new heat-pump water heaters in the ground-floor utility room of a house built on a slab. I don't have any direct experience with them, but since they work by drawing heat from the surrounding air, won't any energy savings in the winter be at least partly...

  • Maine Passive House: How Low Can He Go?

  • 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.

  • Low-E Window Film

    Instead of replacing a sound single-pane window, consider adding Solar Gard Silver AG 50 Low-E Window Film.

  • Maine Passive House: Transition Details ~

  • Building a Simple Passive House

    In September 2009 I completed a deep energy retrofit on a small house in Point Reyes Station, Calif., some 50 miles north of San Francisco.

  • Hydronic Heating for Low-Load Houses

    With the right hardware and layout, hot-water heating saves energy and makes ideal use of the sun.

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    JLC Report

    Passive House seeks broader appeal; proposed code changes stir controversy in North Carolina; more