Imagine Passive House

Conjure an image of home. Of your elementary school. Of your office. They’re familiar. Now imagine your own Passive House. More difficult, right? But what if Passive House can describe a school, an apartment building, a factory, an office or a home? And it does. What if Passive House design can be modern, historical, vernacular, …

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Why Passive House?

Building to the Passive House Standard[1] reduces our buildings’ operational energy demand to an optimized extent through passive measures and components such as insulation, airtightness, heat recovery, solar heat gains, solar shading and incidental internal heat gains.   Passive House reliably delivers up to approximately a 90% reduction in heating and cooling demand and up to a …

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Let’s Make Airtightness Normal

Building Efficiency and Blower Doors: Essential Responses to Sandy By Ken Levenson, “Superstorm Sandy has produced a torrent of meetings, plans, reports, announcements and actions by city, state, federal and non-governmental organizations. Today, before their terms expire, the New York City Council and Mayor are racing to pass important legislation based on these past months …

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