ExoAir 210AT

Self-Adhered Air and Vapor Permeable Membrane

ExoAir® 210AT is a 21 mil self-adhered permeable air barrier membrane that is comprised of 19.5 mils of high performance acrylic adhesive and 1.5 mils of nonwoven facer. When installed properly as a system, ExoAir 210AT will mitigate air infiltration/exfiltration and water penetration while remaining permeable to the passage of water vapor.

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