All it needs is an air barrier on the back side of the wall. It could be paper, and you are talking about R-2ish on less than 1% of the envelope. I know how inspectors think they are finally earning their money when they find something wrong, but it is usually stupid miniscule shit like this. Add the air barrier, it will save you $1.24 in energy every year YAY.
All it needs is an air barrier on the back side of the wall. It could be paper, and you are talking about R-2ish on less than 1% of the envelope. I know how inspectors think they are finally earning their money when they find something wrong, but it is usually stupid miniscule shit like this. Add the air barrier, it will save you $1.24 in energy every year YAY.
HomeEnergyNow 5 months ago