combination air barrier / vapor retarder
In many cases, air barriers/vapor diffusion retarders consist of one or more of the following materials:
Missed gaps of any size not only increase energy use, but also increase the risk of moisture damage to the house, especially during the cooling season. An air barrier/vapor diffusion retarder should also be carefully inspected after installation before other work covers it. If small holes are found, you can repair them with caulk or polyethylene or foil tape. Areas with larger holes or tears should be removed and replaced. Patches should always be large enough to cover the damage and overlap any adjacent wood framing.
Related category• INSULATION TOPICS
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