| Frank Böttger, Architekt Architect / Professional designer Beckinghausen 24 58566 Kierspe Germany Telephone: 02351 / 973239 Fax: 02351 / 973244 Homepage: Email: |
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A wealth of Passive House knowledge.
Where Passive House stakeholders meet.
Mid-year event 23—25 June 2023
Main event 10—12 November 2023
Int'l Passive House Conference
