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]
My original post, “How On-Demand Pumps in New Residential Construction Can Pay for Themselves Via the New Home’...
The U.S. Department of Energy Solar Decathlon 2017 student design competition, which challenges collegiate teams to design, build and operate ...