3 ms·
It also can serve as a decent primary air barrier as long you don't put big holes in it.
by danans 4y ago
It also can serve as a decent primary air barrier as long you don't put big holes in it.
- bombcar 4y agoOr any holes at all - it turns out that a TON of moisture can get through even a small hole: https://www.buildingenclosureonline.com/articles/88629-permeability-and-performance-in-water-resistive-barriers https://www.buildingenclosureonline.com/articles/88629-perme... (third image)