Posted on January 31,2015 by user-1048334 in air barrier
No, it’s a huge deal. The photo (right) is of air streaming through recessed lights in a cathedral ceiling.
I often and exhaustively speak about air sealing as if it were a universal good. And it is, right up there with brown ale and Avengers movies. My audit customers often look confused when I address their insulation questions by bringing up air barriers and air leakage. I mean, “Why are you talking about air leaks when I asked about the insulation?”