"I would be careful when installing a moisture barrier to the underside of the sheetrock, it can trap moisture especially on foundations since it has an exterior barrier as well 9you can trap moisture between two barriers. I have found that providing…"
"I am assuming "exterior moisture"t is already taken into consideration based on the questions. But you are absolutly correct regarding exterior water migration into buildings, but considerign teh question I was not focused on this.."
"That can be difficult if you don’t address water infiltration. However if that is not of concern, then I have tried to do two things;
o provide any moisture buildup behind walls to be able to dry up through passive ventilation; air space…"