Smart vapor retarder / Discussions

How do you re-do the insulation on a old cabin from the outside?

...vapor barrier is installed on the INSIDE of the studs, not on the outside. Any molding risks ? Thanks ! Yeah, There is a big risk of mold the way you describe it. A vapor barrier needs to be installed on the warm side of the insulation. Putting a vapor barrier on the cold side of insulation means that warm humid air mi...

Posted by Raphael Couture Sept. 14, 2020 Wall assemblies - renovation 3 responses