I spoke at Serenbe,† a beautiful green community southwest of Atlanta, this weekend and got a chance to visit a net zero energy home while there. Built by Luis Imery, one of the home energy raters we're a HERS provider…
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…
The fellow standing in the home he's having built is proud. It's his dream home in Brookline, Massachusetts after all. The Wall Street Journal last week published an article about affluent home buyers getting their own jumbo construction loans to do…
We're working on a project, so we got a set of plans to get started. It includes the attic kneewall and vaulted ceiling section you see below.This is typical of plans that architects draw, and builders build houses this way…
She lives in a small, simple house in southern Mississippi. It's only 1700 square feet. Why then, she wondered, were her summer electricity bills running more than $600? She didn't have anything that could be a big energy hog, like…
I confess that, back in the '80s, I might have done the same thing this couple did. I remember reading Mother Earth News and Practical Homeowner magazine articles about folks who collected discarded materials to use in their existing homes…
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…
I've seen a lot of nasty crawl spaces. I've squirmed through their squalor and squeezed through their narrow confines. Possums, snakes, spiders, and camel crickets have kept me company in the dank, musty underworlds that so many people live above.…
I LOVE this photo! It has nothing to do with building science. Or does it? As we humans have progressed from living in caves to mud huts to stone buildings to the stick-built structures many of us in the US…