Air Barrier Systems

An air barrier system is a combination of air barrier assemblies and air barrier components, connected by air barrier accessories that are designed to provide a continuous barrier to the movement of air through an environmental separator.

Building Enclosure System

A system of building components and materials designed and installed in such a manner as to provide a barrier between the interior spaces in the building and the exterior environment. A building enclosure system is designed and constructed to provide protection of the interior environment in a building from the effects of weather, the intrusion of noise, pollutants, hazardous or deleterious conditions or materials and unwanted organisms. A building enclosure system also provides structural resistance to both natural and unnatural forces, as well as aesthetic value or qualities for the building.