Q: I just got a bid for insulation of my 824-square-foot attic for $1,200. That seems pretty high. The contractor would blow in cellulose insulation. But you have said that expandable foam against the ...
A. I used to have similar leaks until I installed baffle vents and a plywood subfloor. After installing the plywood, any snow that blew in landed on the floor, melted, and eventually evaporated.