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##PassivHaus is a standard of construction that yields extremely tight envelopes and low energy use.## The PassivHaus Institute is in Germany, but we have a branch here in North America as well, [**Passive House Institute US**](http://www.passivehouse.us/passiveHouse/PHIUSHome.html)
Asked By Terry Lee | Aug 20 14
The Passive House Alliance Vermont chapter would like to invite you to attend the 2nd Annual 2014 Passive House Symposium.
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