Postretrofit News and Analysis
Our house was built in 1951, but Michele and I have been living there since 2007. I’ve met the two previous owners. One was careful about keeping the house comfortable and efficient—the other ...
Contractors accredited by the Building Performance Institute (BPI) offer utilities and state conservation programs huge opportunities to verify savings not only in energy usage in existing homes, but also in greenhouse gas (GHG) emissions. That&... [continue reading]
I have been in the energy efficiency and renewable energy business for almost 30 years, and I am seeing more rapid change now in this industry than ever before. More and more people understand that energy ... [continue reading]
In July 2007, Affordable Comfort, Incorporated, (ACI) convened a summit in San Francisco, which was called “Moving Existing Homes Toward Carbon Neutrality.” The goal of the summit was to create and clarify a vision ... [continue reading]
German energy agency, dena's, Efficient Homes project is tapping into substantial energy savings through the retrofits of existing buildings. [continue reading]
I read your article “Closed Crawlspaces Do Double Duty,” from the 2005 Special Issue (p. 32), with great interest. The crawlspace in our new home is built over a 4-inch cement floor over plastic ... [continue reading]
Oregon boasts a national reputation for being green, both in its mountain watersheds and in environmental awareness. For nearly five years, residential customers of Oregon’s largest electric and gas providers have been receiving ... [continue reading]
Water is pumped for miles, sometimes hundreds of miles, from its source to 90% of U.S. homes. This takes an enormous amount of energy; in California, it represents the single largest use of energy statewide. ... [continue reading]
Most of us are aware that marketing greatly impacts the way consumers make decisions and ultimately make purchases or investments. ...
Hawaii is notorious for leading the nation in aloha spirit—and solar power. Up to 53% of Hawaii’s ...