Start at the bottom rung. The energy-saving measures at the bottom of the pyramid are much more cost-effective than those at the top. In fact, the top two measures on the energy conservation pyramid are almost never cost-effective. (Click on the picture to enlarge it.)
Like three blind men and an elephant, each part of the envelope sees the world differently. The roof suffers searing sun, pounding rain, and hail. The walls endure sideways wind and rain. The foundation is surrounded by dark, wet ground. The connections between these parts represent the greatest opportunities for energy savings.
The book is generously illustrated with clear detail drawings. This illustration reminds readers that the walls of a skylight well need to be insulated, and the insulation needs to be protected by an air barrier on the attic side. Download a sample chapter
A patchwork of rectangles and squares: the courtyard and home office viewed from the deck of the house. Recycled redwood siding joins the sections visually.
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