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Airtightness & Testing
Airtightness & Testing
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We've used both 'Zip' sheathing ( as well as typical plywood for the airtight layer in Passive House projects in the past and have had good results. Of course the important part is taping / sealing all the... (More)

Adam Cohen
Regenerative Explorer

If power goes out just crack a window.  The CO2 will normalize.  You do not need to open a window fully for this to happen 

Ed May
Partner, Building-Type LLC

Hi @Oleg Slivinsky12 - Yes we used AeroBarrier11 a few years back - worked great for us! Took a >1 ACH rowhouse down to <1 which was the goal. We didn't start at 6ACH or anything like that though -... (More)