David Keefe's Blog (2)

Explaining Air Sealing and Ventilation to Homeowners

Your clients are likely to have misconceptions about tight houses. Some folks think that houses shouldn’t be tight, that they “need to breathe.” Certainly there have been cases where air-sealing a house has done more harm than good. But just because something has been done incorrectly in the past doesn’t mean that it shouldn’t be done or that it can’t be done correctly. When air sealing produces undesirable results, it’s usually because we have either failed to identify and treat…

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Added by David Keefe on January 7, 2019 at 1:00pm — 4 Comments

In Memory of Ken Tohinaka

Lately, I've been writing occasional articles for our Home Performance contractors.  For this post, I'm skipping the usual technical advice and focusing instead on an industry leader who recently left us.

This is the sixth edition of Efficiency Vermont’s “Thoughts of Home” series as written by Dave Keefe. It is intended for building science…

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Added by David Keefe on November 26, 2018 at 11:30am — 1 Comment

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How to use the Home Water Score - Free CE Webinar at Webinar Online

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