Johan Tannfors

Certified Passive House Designer

Civil Engineer

AK Konsult Indoor Air AB

Bordtennisvägen 12
74341 Storvreta
Sweden

Phone: +46 706227175
johan.tannfors@akkonsult.com
http://www.polygongroup.com

Initial by Exam

Certificate valid from Feb. 12, 2018
Certificate valid until Feb. 12, 2023
The certificate only applies to this person.

Examined by IG Passivhus Sverige AB / Kreutzer Simone at Växjö, Sweden