RR-0004: Air Barriers vs. Vapor Barriers
Most of us are not aware of just how differently these two barriers work in building assemblies. This article makes the differences as clear as the polyethylene film that should (or more likely should NOT) be in your walls.
(RR-0004_Air_Barrier_Vapor_Barrier.pdf
- 209Kb)
by
Joseph Lstiburek
—
last modified
2008/10/03
