In a region that’s half-cold half-warm, does it matter which side of insulation you put a vapor barrier?

The vapor barrier goes on the warm side of the insulation, with warm side meaning the exterior if you’re in a hot climate and the interior if you’re in a… The vapor barrier goes on the warm side of the insulation, with warm side meaning the exterior if you’re in a hot climate and the interior if you’re in a…Read MoreGreenBuildingAdvisor