vapor retarder 
                                          
| Title | Date   | Author | 
|---|---|---|
| Vapor Retarders: Reducing Moisture Risk in Frame Walls (TechNote) | Dec 31, 2015 | Home Innovation Research Labs | 
| Lessons from Visualizing the Functions of the Building Enclosure | Mar 27, 2013 | Emily M. McGlohn (Mississippi State University) | 

