Passivhaus Affiliate

Useful Links

The Passivhaus Institut (PHI)

Founded in 1996 as an independent research institute under the leadership of Dr. Wolfgang Feist. The PHI developed and promoted the Passivhaus concept in Germany and worldwide.


The International Passive House Association (iPHA)

The International network for Passivhaus knowledge, working to promote Passivhaus worldwide.



iPHA’s wiki-based Passivhaus resource featuring in-depth research and years of accumulated knowledge.


The iPHA forum

A dynamic platform for the direct exchange of ideas on all things Passivhaus amongst iPHA members.



A project within the THERMIE Programme of the European commission. Measurement and evaluation of 250 houses to Passivhaus standards in five European countries.


Low Energy Building Database

A repository of low-energy building information, including many new and retrofit buildings built to Passivhaus standards.



Project to spread knowledge of the Passivhaus standard within Europe, through open days and a buildings database.