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air barrier

   Also found in: Wikipedia 0.01 sec.
air barrier
A membrane that acts as a resistance to air leakage.


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Walls have and inner air barrier (sheetrock), and outer air barrier (sheathing) and typically filled with wood studs and insulation to minimize air infiltration and heat flow outward.
Canam's consulting and contracting services business focuses on evaluating the energy efficiency of building envelopes and reducing energy costs through better air sealing and air barriers, including new construction and retrofit contracting work, design consultation, field-testing and installation.
[ILLUSTRATION OMITTED] Additionally, the company recently announced a new product: Icynene LD-R-50[TM], "a climate-friendly, light-density spray foam insulation and air barrier responsibly made using rapidly renewable castor oil.
 
 
 
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