Jim Gunshinan is Home Energy's editor.
Ann Edminster, M.Arch, LEED AP, is a recognized international expert on green-home design and a principal developer of the LEED for Homes rating system. She travels widely and consults with builders, homeowners, developers, design ... [continue reading]
As usual, the ACI National Home Performance Conference contained too many highlights to mention in one blog post. So I will share just a few. [continue reading]
Here is the latest from the 10 Maple Lane Retrofit Project. Met with Bill Stewart on Monday and signed an agreement for: Wall insulation Vapor barrier on crawlspace floor Duct repair and some air sealing I also asked them to move the filter to the return grill so that I don’t have to crawl around in the attic to change the filter every few months. And we may replace ... [continue reading]
Here are the final numbers for my Energy Upgrade California home retrofit. Table 1. Air Leakage (CFM50) Test-in air leakage Test-out air leakage 1,850 1,530 Table 2. Duct Leakage Test-in duct leakage *Test-out duct leakage 22% 10% *Note: The duct leakage ... [continue reading]
The National Association for State Community Services Programs (NASCSP) met in Raleigh, North Carolina, for its annual training conference. Here are some personal highlights: • Raleigh, North Carolina, is a beautiful town but hard to take in from the 6th floor of my hotel room. All I saw were trees and a clump of tall buildings downtown. That’s why the city is called “City of Oaks”. • At one ... [continue reading]
When I received an email from Larry Zarker of BPI, informing me that I had been inducted into the BPI Building Performance Hall of Fame, I thought it must be a big mistake. Then I looked at the list of previous inductees and was sure it was a mistake! I haven’t even done a blower door test all by myself. I don’t do home performance work, I just write about it ... [continue reading]