I was searching the Interwebs for data on what percentage of buildings are designed by architects this week when I came across the Home Design Trends Survey from the American Institute of Architects (AIA). (If you can point me toward…
I get a lot of questions from people asking how they should go about fixing their homes. Sometimes it's specific (What's the best way to insulate my kneewalls?), and sometimes it's a hands up in the air, With all these…
If you're designing a ventilation system, first you have to determine how much air the house needs. You can use ASHRAE 62.2 or the new BSC-01 for that task. Then you have to decide what type of ventilation system to…
If you have a home with a crawl space—or are building or buying one—you have several options on what to do with that particular foundation type. Most crawl spaces are vented to the outdoors, but over the past decade, encapsulating…
Let me tell you a little story about the day that Jeffrey went to test several Habitat for Humanity houses that are going for certification in the ENERGY STAR new homes program (the one in the photo here was not…
Last week, Joe Lstiburek gave the fifth annual twitterview† from his crawl space. (When he gets back from sailing this week, Peter Troast of Energy Circle has promised to publish the transcript.) One of the pearls of wisdom dispensed by…
The great ventilation debate of 2013 roars on. Last month, I wrote about Building Science Corporation's residential ventilation standard for new homes, to be released officially at Building Science Summer Camp this week, and then followed that up with an…
Overall, the state of the construction industry is improving. A lot of home builders and remodelers are learning, either out of interest or coercion, about building science and how to apply it to their work. Overall, the state of the…
The 2014 RESNET conference will be in Atlanta, where Energy Vanguard is based. Each year, RESNET asks for session proposals from those interested in attending the conference and then allows anyone to vote for the proposals they'd like to see…
Dr. Joe Lstiburek of Building Science Corporation is on a mission. The issue is residential ventilation. He contends that the residential ventilation standard, ASHRAE 62.2, ventilates at too high a rate, causing problems with humidity in hot or mixed humid…