The Latest from the Energy Vanguard Blog

Ultraviolet (UV) lamp installed in air handler to kill microbes on cooling coil and drain pan  [Image from Fresh Aire UV]
Posted by Allison Bailes on April 23, 2020
I used to be a smart-ass who would say things I thought were clever but really were just annoying.  When I learned the basics of quantum physics, for example, I had a clever/annoying answer for anyone who asked me, What's new?  E over h, I'd respond.  Hahaha!  Then we'd both laugh our heads off. ...
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Droplets from a sneeze can travel 18 feet across a room
Posted by Allison Bailes on April 8, 2020
Back in 2018 I wrote a series of articles on indoor air quality and filtration.  One of those articles, The Unintended Consequences of High-MERV Filters, has seen a flurry of activity in the comments over the past three weeks.  It all started when a reader named Pat wrote: I have a question about...
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Cancer cells  [by Yale Rosen, from flickr. com]
Posted by Allison Bailes on March 23, 2020
Cancer treatment during the coronavirus pandemic is something I’ve been thinking about for a couple of weeks now.  Then on Friday, Vox published an article on that very topic:  The dilemmas facing cancer doctors and patients in the coronavirus pandemic.  I encourage you to read it. Cancer patients...
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An image from the first U.S. case of COVID-19, formerly known as 2019-nCoV.   [Image from the CDC]
Posted by Allison Bailes on March 19, 2020
Well, there's nothing like a little pandemic to completely upend our daily lives as well as our short and long-term outlooks for the future.  I've spent far too much time reading about, listening to, and watching news about the novel coronavirus lately and I guess you may have done likewise.  Here'...
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A Make It Right house in New Orleans with serious moisture problems
Posted by Allison Bailes on September 13, 2018
Hurricane Katrina barreled through New Orleans in 2005.  The levees failed, flooding 80% of the city and destroying many homes.  The low-income residents in the Lower 9th Ward were particularly harmed by the storm, many losing everything they owned.  Two years later, Brad Pitt started the Make It...
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Kitchen range hood
Posted by Allison Bailes on September 4, 2018
Energy efficiency is a gateway drug to building science.  When you really start learning about it, you come to the inescapable conclusion that there's so much more to making homes better than just saving energy.  A house is a system, you know.  There's moisture and comfort and indoor air quality...
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The Corsi Code, a breakdown of how you spend your life
Posted by Allison Bailes on August 31, 2018
Back in 2004, as I was immersing myself in the world of building science and green building, I took the US Green Building Council's exam to become a LEED Accredited Professional.  I bought their book.  I took a study course at Southface to prepare for the test.  And that's when I learned a...
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humidifier-indoor-humidity-mold.jpg
Posted by Allison Bailes on November 14, 2016
It's that time of year when heating systems start coming out of their summer hibernation. (Except maybe in Vermont. Michael Blasnik's Nest data showed that Vermonters are about the last to start heating their homes in Fall.) Then everyone starts looking for their lotion and lip balm. Gaps appear in...
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basement-moisture-problem-mold-humidity.jpg
Posted by Allison Bailes on October 31, 2016
Lying in bed. Feel like I've run a world record mile. Can't...catch...my...breath. I take the deepest breath I can. The noisy air provides little sustenance for my oxygen-starved lungs.
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moisture-management-plumbing-leak-indoor-air-quality-asthma.jpg
Posted by Allison Bailes on May 19, 2016
The Building Performance Institute (BPI) recently introduced a new certification called the Healthy Home Evaluator. It's not a standalone credential, though. Anyone looking to add it to their list of credentials must already have one of three other BPI certifications:  Building Analyst, Energy...
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