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 ...
For the best ventilation performance, whole-house air distribution is key. [continue reading]
Recent improvements to window technology make substantial air conditioning energy savings possible. However, shading remains a time-tested method to accomplish the same end. [continue reading]
At the Village Green in Los Angeles, new kinds of partnerships and new energy-efficient applications work hand-in-hand. [continue reading]
Monthly utility costs, maintenance costs, comfort, and healthy indoor air are as important as a price tag when it comes to affordable housing. [continue reading]
To test the feasibility of building new single-family homes that cut air conditioning use to a minimum, researchers here at the Florida Solar Energy Center (FSEC) recently built a 2,425 ft2 home in central Florida using many proven energy-saving building strategies, along with a 4 kW photovoltaic (PV) array that could meet most of the home's daytime electrical demand. [continue reading]
In the early 1990s, Virginia builder Jay Epstein barely cracked double digits when it came to annual house sales. But in 1999 Epstein, the president of Newport News-based Gabriel Enterprises Incorporated, expects to build and sell well over 100 new homes. [continue reading]
A new project will use building diagnostic equipment and techniques to assess the installation quality of energy features in new California homes. [continue reading]
The location and installed integrity of the 3C barrier will dictate the comfort, health, and safety of the home's occupants; the durability of the structure; and the amount of energy required to heat and cool the home. [continue reading]
HPC develops new approaches to federal, state and local policies that promote growth in the residential energy efficiency sector through ...
Net-zero energy homes seem to be growing their way out of a purely niche market. The number of zero energy ...