Building Certification Guide by the Passive House Institute (PHI)

This Guide is intended to supplement to the "Criteria for the Passive House, EnerPHit and PHI Low Energy Building Standards" ("Criteria") published by the Passive…

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Passive House Standard Criteria Summary – Imperial System

Passive House Standard criteria summary in the US imperial system.

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Criteria for the Passive House, EnerPHit and PHI Low Energy Building Standard

Passive House Standard  Passive Houses are characterized by an especially high level of thermal comfort with minimum energy consumption. In general, the Passive House Standard…

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Tools Published by the Passive House Institute

The International Passive House Institute has published numerous tools to assist you planning your passive house projects: Thermal Bridge Tool Commissioning Tool - Ventilation Checklist…

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North American Certifier Circle (NACC)

Are you working on a Passive House project and are looking to certify the project. The North American Certifier Circle (NACC) is a cooperative association of Passive…

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The Passivhaus Institut (PHI)

An independent research institution in Germany, founded in 1996 by Dr. Wolfgang Feist, that performs research and development on highly efficient energy use.

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