Thomas Volckhausen

Certified Passive House Tradesperson, specialised in Building Envelope & Services


Volckhausen LLC

2636 5th St
80304 Boulder
United States of America

Phone: +1(720) 323-8936

Initial by Exam

Certificate valid from April 12, 2019
Certificate valid until April 12, 2024
The certificate only applies to this person.

Examined by Emu Systems at Denver, Colorado, United States of America