Jim Gunshinan

Jim Gunshinan is Home Energy's editor.

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What's Reasonable Versus What's Heroic

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January 01, 2015

Ann Edminster, M.Arch, LEED AP, is a recognized international expert on green-home design and a principal developer of the LEED for Homes rating system. She travels widely and consults with builders, homeowners, developers, design ... [continue reading]

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Postretrofit News and Analysis

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November 01, 2015

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 ... [continue reading]

Blogs By Author
Forty Years of WAP—A Family Celebration

Forty Years of WAP—A Family Celebration

Jim Gunshinan

Sometimes it feels like Home Energy and the DOE Weatherization Assistance Program (WAP) grew up together, along with what was formerly known as ACI and is now the Home Performance Coalition (HPC) and some other energy efficiency advocates. The WAP program is celebrating four decades of air sealing, insulating, healthy home making and family supporting on National Weatherization Day on Sunday, October 30th. [continue reading]

Preparing for the New Refrigerant

Preparing for the New Refrigerant

Jim Gunshinan

PLACERVILLE, Calif. October 19, 2016 –Homeowners and businesses using air conditioning units manufactured before 2010 will face increasingly higher costs to maintain their cooling systems due to the Environmental Protection Agency’s (EPA) ban on the use of the refrigerant known as R-22. Gilmore Heating, Air, Solaris issuing an alert to inform Sacramento-area residents of the potential impacts this ban will have on their current systems and to offer ways to save before the final ban ... [continue reading]

Healthy Homes and a Healthy Bottom Line

Healthy Homes and a Healthy Bottom Line

Jim Gunshinan

There has been a lot of interest of late in the weatherization and broader home performance community in putting a value on the health benefits of weatherization. We’ve come a long way in the last several years and have reached, I think, some strong consensus that the health benefits of weatherization and home performance retrofits are real and valuable. This means that making healthy housing a part of your business plan makes good ... [continue reading]

The Elephant in the Room

The Elephant in the Room

Jim Gunshinan

Last week I attended the annual Home Performance Coalition (HPC) Conference & Trade Show in Nashville, Tennessee. (Along with 1,900 other people!) [continue reading]

People Who Save Energy

People Who Save Energy

Jim Gunshinan

According to the American Council for an Energy Efficient Economy (ACEEE), there are millions of workers in the country creating homes that are more energy efficient, and safer and more comfortable to live in. In fact, the Department of Energy puts that number at more than 2-million people working for energy efficiency in the United States. Compare that to the 1.9 million workers producing electricity, coal, natural gas, and gasoline. And the number working for energy ... [continue reading]

Building Science Can be Fun

Building Science Can be Fun

Jim Gunshinan

We've come a long way in understanding and providing homeowners with the means to create healthy indoor air. But comfort is a separate matter from good IAQ. Ian Walker and Robert Bean, building scientists from the United States and Candid respectively, and both experts on ventilation, discuss this and much more in an entertaining yet very interesting and informative video produced by Debra Little.  [continue reading]

Cool—and Warm—Clothing

Cool—and Warm—Clothing

Jim Gunshinan

“Why do you need to cool and heat the whole building? Why don’t you cool and heat individual people?” asked Yi Cui, professor of materials science and engineering at Stanford University. [continue reading]

Degree Days Shuffle

Degree Days Shuffle

Jim Gunshinan

A 2015 study, “Impacts of global warming on residential heating and cooling degree-days in the United States,” comparing heating degree-days (HDD), cooling degree-days (CDD), and HDD + CDD across the United States during the historical period 1981–2010 and the future period 2080–2099 predicts that New York City weather will become more like today’s Oklahoma City weather and Seattle’s will become more like present day San Jose’s weather. In general, ... [continue reading]

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