ExoAir® 111 is a composite 24-mil sheet designed for use as the membrane or as a component of an air barrier system. ExoAir 111 is 20 mils of high-performance butyl laminated to 4 mils of metalized highdensity polypropylene film and a siliconized release liner. – 9″ x 75′ – 4 rolls/box
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ExoAir 111 is an impermeable, self-adhered sheet designed to be applied to exterior cavity walls in order to mitigate air infiltration/exfiltration, vapor transmission and water penetration. Typically applied to exterior sheathing boards and concrete block, ExoAir 111 can also be applied to poured concrete, steel and wood based substrate as well as serve as detailing or a transition membrane into window and door openings. ExoAir 111 is designed to be installed when both the air and surface temperature are 10 °F (-12 °C) and rising.
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