If you live in an older house with inefficient, single-pane windows, you may have noticed water condensing on the inside surface of the glass lately. Fall happens to be a pretty good time for that to happen. Do you know…
I've been a big advocate of the 2009 International Energy Conservation Code (IECC) and its adoption by states. We adopted it here in Georgia last year, and it's now fully in effect, including the requirement for Blower Door and duct…
Heating and cooling your home sucks more money out of your bank account than any other type of energy consumption (unless you live in a high performance home, in which case the proportions are different but the total is smaller).…
Ken Fonorow is a friend of mine whom I've known since my days on the Gainesville Energy Advisory Committee when I was in grad school in the mid-'90s. He's also helped build the market for ENERGY STAR and high performance…
In case you haven't heard, version 3 of the ENERGY STAR new homes program requires homes to be more energy efficient and meet higher standards than version 2 of the program. That is as it should be. Energy codes and…
Ten years ago, I was at the front end of building a green, high performance home. (That's me on the ladder connecting the two LVL ridge beams that support the structural insulated panel roof.) It was going to take only…
I've spent a lot of time in attics looking at problems with insulation, air sealing, HVAC systems, and ductwork. I've also seen why so many bathroom ventilation fans don't move much air. A typical bath fan is rated to move…
Utility companies make a big deal out of the rates they charge their customers. When they go before state public service commissions to plead for relief from demand side management measures, they like to talk about the impact of such…
OK, the title here may be a little extreme, but if you've taken a look at the new chapter on performance testing and scope of work in the HERS Standards, you know what I'm talking about. RESNET just adopted this…
The wave is spreading outward from Silicon Valley. Naturally, those of us mainlining Twitter, Facebook, and LinkedIn were the first to hear the news: Steve Jobs has died. The wave is spreading outward from Silicon Valley. Naturally, those of us…