The Latest from the Energy Vanguard Blog

Posted by Allison Bailes on July 29, 2015
If you've ever wanted to learn how to cook with the sun, the 2015 Solar Cooking Festival in Sacramento was the place to be. This is the second year of the event, hosted by Solar Cookers International. They had quite a variety of solar cookers on display, from simple, two-panel low-temperature solar...
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Posted by Allison Bailes on July 1, 2015
As long as we're exploring the wonderful world of water, we ought to show some of the cool stuff it does. In my article Introduction to the Physics of Water in Porous Materials, I described hydrophilic, hydrophobic, and hygroscopic materials. Turns out they're pretty important to building science....
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Posted by Allison Bailes on June 29, 2015
Yesterday I had lunch with Robert Bean and Eric Griffin at the ASHRAE conference here in Atlanta. As we talked about how we got into the field of building science, I began thinking of the reasons I love doing what I do. My background is physics, and I really enjoyed teaching it when I was in...
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ghost paranormal building science iaq
Posted by Allison Bailes on April 10, 2015
Have you seen ghosts? Ever been in a haunted house? Do some homes just give you the paranormal heebie jeebies? The building science ghostbusters are hot on the trail, so you may be able to set your mind at ease.
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new orleans aci affordable comfort national home performance conference
Posted by Allison Bailes on April 3, 2015
The ACI National Home Performance Conference is only a month away. Even more important, the deadline to get the Early Bird rate on the registration fee is Monday, 6 April. If you work on homes, this conference is for you. Here are 7 reasons why.
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powered attic ventilator mini split heat pump 2
Posted by Allison Bailes on April 1, 2015
Move over powered attic ventilator. There's a new boss in town. For decades, concerned homeowners have looked for ways to keep their attics cool: gable vents, ridge vents, turtlebacks and whirlybirds. Then they moved from passive to active and latched onto the powered attic ventilator. Now we don't...
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blogging about building science five years
Posted by Allison Bailes on March 9, 2015
On Saturday, the Energy Vanguard Blog turned 5 years old. It's been an interesting and rewarding journey, and I'm really glad I sat down and started doing it in early March 2010.
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attic insulation to go polystyrene boxes 1b
Posted by Allison Bailes on October 7, 2014
Someone got creative with their attic insulation!
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perforated buckskin underclothing ventilation iaq quotes
Posted by Allison Bailes on July 31, 2014
I've been writing some articles on ventilation for the Journal of Light Construction lately and have come across some great material. The first quote here makes the point about indoor air quality with a graphic underwear metaphor. It's from an 1893 book whose author was a medical doctor interested...
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Enrico Fermi estimate question problem
Posted by Allison Bailes on July 9, 2014
Enrico Fermi was famous for many things, as you might expect of one of the smartest physicists of the 20th century. Quantum theory,  statistical mechanics, and nuclear physics were his primary subjects, but what I appreciate most about him was what are called Fermi Problems. He had an amazing...
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