Did you know that James Brown, the "Godfather of Soul," made a video about doing blower door testing to weatherize homes? Neither did most people, but he certainly did make one. Here it is. I'd love to know the story…
This week at the ACI conference in Detroit, I was part of a session called Speed Dating: Educational Training Tools. It was really fun, with groups of people going to different stations every half hour and getting the scoop on…
A lot of people have heard advice about vapor barriers and vapor retarders. Many of them have walked away confused. A big part of the problem, I think, is that they've been told what to do—"Put it on the warm-in-winter…
In 2005 I went to my first Affordable Comfort conference, now usually called the ACI national conference or just ACI. The year before I'd gone to a related conference but by 2005, my first business in this industry (ab3 energy)…
Murmurs and hearsay about open-cell spray foam insulation have been gaining traction for a while. It rots roofs, people have told me. Not long ago, someone even told me that in Florida, roofing companies won't let their workers go up…
I bought a new ceiling fan yesterday. As I looked at the boxes in the store, I noticed that many of them gave sizing recommendations. And many of those recommendations were not ideal. Size matters Ceiling fan manufacturers now have…
Two things. Just two things in your ducts are responsible for giving the blower in your furnace or air handler a hard time. They make the blower push against more pressure, thus reducing air flow or increasing energy use, depending…
I used to do some consulting with a modular home manufacturer. We first visited their plant in 2007, and, as you can see below, they didn't quite have the insulation installation thing down. What you see below would be Grade…
If you work in the fields of home building, home improvement, or HVAC and want to do the best work you can, you know that you've got to keep learning. Not only is there a tremendous amount to know, but…
I've been in Lexington, Kentucky this week at the Midwest Residential Energy Conference. It was great! (And I played nice - I didn't mention in any of my talks that I'm a Florida Gator.) One of the many highlights for…