Minnesota Code Requirements with CEI

Hello all,Building a house in central MN.  I had come across a good deal of use 1″ XPS, and had gotten sign-off to wrap in 1″ foam from local building… Hello all,Building a house in central MN.  I had come across a good deal of use 1″ XPS, and had gotten sign-off to wrap in 1″ foam from local building…Read MoreGreenBuildingAdvisor