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Concentration of CO2 in the Atmosphere

Summer Ventilation and Cooling

Using Air to Air ERV to precool the Fresh air in Summer time. Image Wikimedia Commons/MoeSalem

Michael Canavan

Now that summer is approaching, homeowners need to consider the summertime ventilation and cooling needs for their homes considering energy usage.

Natural ventilation is as simple as opening windows on your house in a way that […]

Green Decking Materials

EarthTalk® From the Editors of E – The Environmental Magazine

Kebony is a sustainably-harvested pine product that is modified at the molecular level to be stronger, so it can last 3-5 times as long as other decking materials. Credit: Kebony.com.

As the weather warms up, we gravitate toward the outdoors, and what better way […]

Buildings as Carbon Sinks

Happiness Hill is a straw-bale addition to an existing cabin which New Frameworks built in 2014. The house is built with natural clay plaster finish on the interior, local wood siding exterior, and an interior local wood timber frame. The square footage of the home was doubled while keeping the energy usage the same. […]

The Great Indoors: Creating a More Healthful and Safer Built Environment

Multiple Contributors from Steven Winter Associates

With the spread of COVID-19 has come widespread quarantine, work-from-home policies and increased time indoors, making it all the more important that we think about the air we’re breathing and the surfaces we’re touching. With certain building and design considerations, we can make these impacts beneficial.

Here’s some timely […]

2020 National Home Performance Virtual Conference

The 2020 National Home Performance Virtual Conference kicks off on Monday, April 27. This online event includes access to 100+ educational sessions, interactive Q&A sessions with industry leaders, discussion forums, the opportunity to connect with industry peers and much more.

Learn more and register at events.building-performance.org

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Efficiency Vermont’s EEN Contractor Spotlight: Solar Harvester

Interview with Bill Chidsey, Clean Energy Navigator

Bill Childsey – Solar Harvester

Green Energy Times Staff

1. What is your area of expertise?

The interesting thing about buildings in Vermont is that there isn’t a one-size-fits-all solution. I recommend taking the time to look at a home holistically. At an appointment, I usually spend […]

Indoor Air Quality: Some Things to Know:

Diagram explaining how a heat recovery ventilator works. Image: Greentek

Michael Canavan

This article is a follow-up to “Understanding the Blower Door Test” published in the January 2020 issue of G.E.T.

Now that you have sealed your house as recommended from your blower door test results and verified that your house has an air […]

DIY Blower Door Test

Very inexpensive fan used by author for her DIY blower door testing. It has a high cfm. Cut an oval hole in a tarp and tape the tarp to the fan. Put this in a door and let the air blow out of the house. It is magic at finding leaks! Courtesy photo.

Lori […]

DIY Energy Upgrades: Attics

Image: U.S. EPA

Dave Keefe

Attics are often miserable places. They’re cramped and dark, dusty and dirty. They’re hard to get into and hard to get out of. Most of the time they are either too hot or too cold. There’s usually nothing to stand on, even if there is room to stand, which […]

LEDdynamics’ New Home: Above and Beyond Efficiency

LEDdynamics’ new super efficient facility on Beanville Road in Randolph, Vermont. All photos are courtesy of LEDdynamics.

George Harvey

Green Energy Times has run a number of articles on light emitting diodes (LEDs). Their cost keeps declining, and their efficiency keeps improving. Unquestionably, in our minds, they are the best […]