Attila Hegedűs
Certified Passive House Designer

Architect
Holnaphaz
Rákó utca 57
1112 Budapest
Hungary
Phone: +36 30 9929 881
a.hegedus@yahoo.com
http://holnaphaz.hu
Extension by building documentation
Certificate valid from Aug. 7, 2018
Certificate valid until Aug. 7, 2023
Certificate valid until Aug. 7, 2023
The certificate only applies to this person.

Download documentation
Assessed by Passivhaus Institut
Complete list: Passive House Designers with building documentations
Initial by Exam
Certificate valid from Feb. 28, 2012
Certificate valid until Feb. 28, 2017
Certificate valid until Feb. 28, 2017
The certificate only applies to this person.
Examined by Energie Planer Team / Sariri-Baffia, Enikö at Budapest, Hungary