Airtightness Testing and the 2009 and 2012 IECC
Adopting better state energy codes is a significant achievement, but enforcing these codes at the local level will be the hard part.
There was a time when it seemed unlikely that Wisconsin housing could be too tight, but times have changed. [continue reading]
Tired of telling your kids to turn off the lights? Now you may no longer have to—if you live in California. With the introduction of California’... [continue reading]
Since 1990, mechanical ventilation systems have been mandated in the National Building Code of Canada (NBCC), as new Canadian houses are generally too tight to rely on incidental air leakage ... [continue reading]
The International Codes Council (ICC) recently approved sweeping changes to the residential chapters of the International Energy Conservation Code (IECC), the national model code that is the basis for ... [continue reading]
Major problems exist with the way some attic insulations are manufactured, labeled, and installed. An experienced insulation contractor, diagnostic technician, and building science educator sizes up the ongoing problem of cheating and offers specific recommendations to prevent it. [continue reading]
I've had a decades-long love affair with dumb, passive houses. Passive. As in do-nothing. I love the design challenge ...
The U.S. Department of Energy recently announced the release of a new online simulation tool that provides free, targeted ...