Josian Frion

Certified Passive House Consultant

Supervisor

DLF Ingenierie

21 rue René Char
59229 Teteghem
France

Phone: +33 3 28 69 89 89
contact@dlf-ingenierie.fr

Initial by Exam

Certificate valid from Jan. 30, 2018
Certificate valid until Jan. 30, 2023
The certificate only applies to this person.

Examined by Propassif / Vekemans, Etienne at Lille, France