
Spotlight Article:
Forward Motion: Career Path Options with the New Home Energy Professional Certifications
The green building community is sold on the value of certifications. For the worker, professional credentials demonstrate a degree of knowledge and skill. They help employers screen applicants and help energy efficiency program administrators set ...
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Tankless Water Heaters
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Q: It seems like I waste a lot of water while waiting for the hot water to get to my faucet. I have heard that tankless water heaters can ... [continue reading]

EnergyPlus Has More
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EnergyPlus Has More Q: I’m an energy-conscious architect who has been using software simulations in my work designing homes and doing home renovations. However, ... [continue reading]

Steel Framing: How Green?
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Steel Framing: How Green? Q: Is the use of steel framing for residential construction turning into a trend that we must now take seriously? Isn't energy efficiency very tricky when using steel? ... [continue reading]

The Concrete Facts
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Q: What is autoclaved aerated concrete (AAC)? Why have I only heard about it recently, when apparently it has been around for years? When should a builder such as myself decide to use this material? ... [continue reading]

Crawlspace Condensation
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Crawlspace Condensation Q:I was called to a doublewide mobile home to investigate a problem with a 4- year-old duct system (the original duct system was ... [continue reading]

Duct Leakage: How Much
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Q:Is there a standard for energy-efficient ducts? I was called to a home built in 1955 that is under a warranty from a recent sale. The customer wanted us to “fix the ducts.” ... [continue reading]



Scott Donnelly
GreenExpo365 Host
Keeping a home cool in the summer yet warm in the winter is a tough request. The choice of quantity ...


Doug Garrett
Code Conflict Between 2012 IRC and 2012 IECC
It has come to my attention that there may be a building science-based conflict in the language of the 2012 International ...


























