Air and vapour barriers
Aerobarrier home and attic air-sealing spray
...ACH) were brought to as low as 0.39, exceeding Passive House requirements, which are 0.6 ACH.”
We tested Aerobarrier ourselves:
Ecohome’s French counterpart Écohabitation enlisted the help of Aerobarrier before moving into a new office space, where a blower door test was performed and revealed a very leaky rate of 8.1...