The Latest from the Energy Vanguard Blog

Posted by Allison Bailes on May 6, 2016
It’s hard enough to control humidity in humid climate homes when they’re just built to code these days. The air conditioner traditionally has handled the dehumidification, but increasing requirements for insulation and air tightness affect the sensible load more than the latent. Then, when you go...
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Posted by Allison Bailes on September 24, 2014
The 9th annual North American Passive House Conference happened two weeks ago in the San Francisco Bay Area of California. The Passive House Institute US (PHIUS) has been holding this conference every year since 2006, and it just keeps getting better. I've been to the last three now, and it's one...
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stockton research project hers rating discrepancy grange
Posted by Allison Bailes on September 16, 2014
A home energy rating is supposed to tell you how energy efficient your home is. A certified home energy rater goes to the home and collects all the data relevant to energy consumption in the home (well, all the data included in the rating anyway, which is almost everything). Then they enter the...
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north american passive house conference california 2014 phius
Posted by Allison Bailes on August 20, 2014
The 9th annual North American Passive House Conference is less than a month away. You knew it's going to be in California, right? It's unfortunate that the other passive house group has chosen to use the same name PHIUS has been using since 2006, but I've already discussed that confusion. All you...
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PHIUS North American Passive House Conference
Posted by Allison Bailes on March 11, 2014
The 9th annual North American Passive House Conference will be in San Francisco, California on 10-14 September 2014. Confused? Maybe you heard that the North American Passive House Conference will be in Portland, Maine on 22-23 September. What's going on here?
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net zero energy building NREL research support facility 17613 440
Posted by Allison Bailes on June 23, 2013
ASHRAE† is meeting in Denver this week, and my friend Robert Bean, the mastermind behind the Healthy Heating website, tweeted the other day that they're going on a tour of NREL's new net zero energy building. I'd love to go—both to the meeting and the tour—but will have to wait for another...
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home energy efficiency conservation coal fired power plant pollution waste blog
Posted by Allison Bailes on November 12, 2012
When does saving one of anything ever result in actually saving three or four? When we're talking about electricity, of course. The reason is simple: Most of our electricity comes from the burning of fuels like coal and natural gas. That process results in a lot of waste heat. After converting the...
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Are photovoltaic modules the greenest product? That's one of many green products in this LEED Platinum building Maine.
Posted by Allison Bailes on September 7, 2012
Mirror, mirror, on the wall, what's the greenest product of all? You can find lists of the best green building products all over the web, and many sites update them annually. When looking for hot green building products, you have so many choices:
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Will the 2012 IECC make the ENERGY STAR new homes program obsolete?
Posted by Allison Bailes on May 14, 2012
Smart people in the home-building industry have a saying about codes: A code-built house is the worst house allowed by law. The implication behind that statement is that if all you're doing is meeting the code, you're probably short-changing the people who will live in the house. The folks at the...
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RESNET conference 2012 trade show energy vanguard booth passive house
Posted by Allison Bailes on March 2, 2012
The Passive House Institute of the US (PHIUS) had a real presence at the RESNET conference this week. I felt it even before I got on the plane to Austin last Saturday, as I met John Semmelhack of Think Little while waiting to board in Atlanta. John is a Passive House Consultant in Virginia as well...
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