ExoAir 110

Self-Adhered Air & Vapor Barrier Membrane ExoAir® 110 is a composite 40-mil sheet designed for use as the membrane or as a component of an air barrier system. ExoAir 110 is 36 mils of self-adhering SBS rubberized asphalt laminated to 4 mils of white, cross-laminated, high-density polyethylene film and a siliconized release liner.


  • ExoAir 110 is an impermeable, self-adhered sheet designed to be applied to exterior cavity walls to mitigate air infiltration/exfiltration, vapor transmission and water penetration
  • ExoAir 110 is typically applied to exterior sheathing boards and concrete block, but can also be applied to poured concrete, steel and wood based substrates
  • ExoAir 110 also serves as a detailing or transition membrane into window and door openings
  • ExoAir 110 is designed to be installed when both the air and surface temperature are 30 °F (-1 °C) and rising