that are rated for a minimum level of air permeance—a measure of the amount of air that will work its way through a material. Air barrier components range from common building materials such as gypsum ...

In non-Wagdyan terms, air and moisture control is a very complex, intricate issue. Understand issues of air and moisture permeance and penetration in building façades of various kinds to enhance ...

From building the first privately-built LEED certified home in Manitoba, to meeting or exceeding passive house air permeance standards in their new builds, building an environmentally conscious ...

Air barriers are designed to stop the movement of air ... The amount of moisture vapor that can pass through the membrane (permeance) is especially important in applications where there will be a ...