Sylwester Sas

Certified Passive House Tradesperson, specialised in Building Envelope & Services


Starodworska 4
50-458 Wrocław

Initial by Exam

Certificate valid from March 1, 2016
Certificate valid until March 1, 2021
The certificate only applies to this person.

Examined by Polski Instytut Budownictwa Pasywnego i Energii Odnawialnej im. Guntera Schlagowskiego NON PROFIT Sp. z o.o. / Schlagowski, Günter at None