Paul Bardagjy

[Ed. note: This article was updated Sept 2021 by removing a reference to an outdated NYSERDA link. Note too that standards and requirements of the latest (2021) version of the IECC National Model Energy Code have changed from the 2012 version referenced in this article.]

Air-sealing a home is fraught with difficulty. We've learned we need to do it: If done well, it has a positive impact on occupant comfort, building energy efficiency, and indoor air quality. The big questions always come down to how much (how tight) and where building professionals should focus their efforts.

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