Postretrofit News and Analysis
Raised-Heel Trusses save energy
A simple way to boost HERS Ratings.
In April 1997, the city of Irvine, California, launched a voluntary program to improve the energy efficiency of new homes built in this planned Orange County community (see "Improving Ducts in Southern California," HE Nov/Dec '97, p. 11). [continue reading]
Ryan Homes of New York recently built a prototype single-family home that sets a new standard for affordable, energy- and resource-efficient buildings-and has the data to prove [continue reading]
Civano is a new 820-acre, 2,800-home, mixed-use neighborhood in Tucson, Arizona, currently under construction with the goal of creating a sustainable community using green building techniques. [continue reading]
When my family and I had our home built here in North Carolina, good ventilation and air filtration were top priorities because my daughter has problems with allergies and asthma. [continue reading]
It was only a matter of time before Energy Star labels spread from mass-produced home appliances to mass-produced homes--a green logo stuck inside the front window that tells people that the home is at least 30% more efficient than one that just barely complies with the Model Energy Code (MEC). [continue reading]
Sales of insulating concrete forms (ICFs) are growing over 50% per year, and last year an estimated 4,000 houses were built with ICFs. [continue reading]
For the last 10 years, Reward Wall Systems, a manufacturer of insulating concrete forms (ICFs) in Omaha, Nebraska, has offered an energy guarantee: their ICFs save homeowners 70% on heating and cooling compared to the 1992 Model Energy Code (MEC), or Reward pays 110% of the difference in energy costs. [continue reading]
The next U.S. Department of Energy Race to Zero Student Design Competition (Race to Zero) will be held April 22...
Crowdsourcing. It’s a great way to gather input and enlist the minds of many to do good. With ...