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Air Barriers and Vapor Retarders

Air Barriers and Vapor Retarders

by | Apr 2, 2018 | SPRI News

April 2018 By Joan Crowe, GAF & Al Janni, Duro-Last, Inc Air barrier basics The primary function of an air barrier is to prevent or restrict air leakage through a building’s envelope. Air barriers are intended to control air flow from the exterior to the interior...