UL Prospector

ExoAir® 111 


Tremco. Inc.

ExoAir® 111 is a 24 mil composite sheet designed for use as the membrane or as a component of an air barrier system. ExoAir 111 comprises 20 mils of high-performance butyl laminated to a 4 mil metalized high-density polypropylene film and a siliconized release liner. ExoAir 111 is an impermeable, self adhered sheet designed to be applied to exterior cavity walls in order to control 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 and serves as a detailing or transition membrane into window and door openings.

Manufacturer Keywords:

Tremco, ExoAir 111, Self-Adhered Air and Vapor Barrier Membranes, heavy-duty, commercial-grade materials, above-grade wall assemblies, butyl, laminated, metalized high-density polyethylene film, siliconized release liner, weather-resistive, control, flow, air, water vapor, liquid water, exterior sheathing boards, concrete masonry units (CMU), concrete, steel, wood surfaces, stand-alone, component, compatibility, continuity, protection



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