Dieter Herz
Certified Passive House Designer

Dipl.-Ing. (FH) Holzbauingenieur
Herz & Lang GmbH
Ritzensonnenhalb 5a
87480 Weitnau
Germany
Phone: +49 (0)8375 921 133-10
dieter.herz@herz-lang.de
http://www.herz-lang.de
Extension by building documentation
Certificate valid from Nov. 15, 2016
Certificate valid until Nov. 15, 2021
Certificate valid until Nov. 15, 2021
The certificate only applies to this person.

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Assessed by Passivhaus Institut
Complete list: Passive House Designers with building documentations
Initial by building documentation
Certificate valid from June 30, 2009
Certificate valid until June 30, 2014
Certificate valid until June 30, 2014
The certificate only applies to this person.

Download documentation
Assessed by Passivhaus Institut
Complete list: Passive House Designers with building documentations