Historic Windows

November/December 2011
A version of this article appears in the November/December 2011 issue of Home Energy Magazine.
Click here to read more articles about Windows
November 01, 2011
Problems and Solutions
Windows are widely viewed as being essential to retaining the integrity of historic structures, and most historic structures have single-glazed, wood-frame windows. Yet in most climates, these windows waste energy and let in cold air. Modern windows that can improve energy performance fourfold while keeping the occupants comfortable are now widely available. However, unlike enhanced attic insulation or condensing furnaces, replacement windows are visible — sometimes very visible. So the question is, Should historic windows be restored or replaced? This is a major issue in much of the United States.

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