Evidently, I'm an oddball. We published a guest post by engineer Robert Bean on comfort and ASHRAE Standard 55 a few weeks ago, and when I first read the article, one sentence jumped off the screen, grabbed me by the…
So, you're about to take a class to become a home energy rater or building analyst so you can go out and do energy audits. Maybe you've already taken a class and are out there trying to make a living…
The air has been thick with spring for weeks — and I do mean thick. The pollen count in Atlanta this year has set records, our highest getting over 9000. We had a warm winter and a condensed spring. Now…
In one corner, we have a core of people who have dedicated themselves to preserving old buildings. In the other corner is a group that strives to save energy by making buildings more efficient. These two groups often charge out…
On one of my recent quality assurance trips for our HERS raters, I made a discovery of a building envelope problem that's best told in pictures. When I went into the attic, what I noticed first was that the blown…
Ah, the meaning of the Second Law of Thermodynamics! I might as well ask, What is the meaning of life? It's a fascinating question and one that we can approach from a lot of different angles. Since this is a…
New houses certified in the LEED for Homes program will be required to have 100% windows in all above-grade walls once the new 2012 update is approved by US Green Building Council (USGBC) members this summer. The LEED certification program…
I returned home last night from the 2012 Affordable Comfort National Conference, exhausted and exhilirated after three days hanging out with 1700 of my closest friends in the home performance industry. Here's a quick review based on what I heard…
GUEST POST: As the Affordable Comfort conference kicks off today, it's appropriate to take a look at what comfort is and how we construct buildings to have the best shot at getting it. Robert Bean is an engineer in Calgary…
Whether you want to build a new home or fix an old one, the way to ensure that you get the best performance is to do the building envelope right. That means installing the right amount of insulation and installing…