Gary Nelson is president of The Energy Conservatory.


Leak Detectors: Experts Explain the Techniques
This article is an effort to bring together the ideas of several innovators who have invented methods of diagnosing duct leakage. [continue reading]

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. [continue reading]

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