Intro to Performing Residential Air Sealing

In this lesson, ventilation requirements of ASHRAE 62.2.2007 are covered along with pre air seal review and sealing methods. Various air sealing products, such as spray foam, tapes and hard barriers are discussed and specifics are provided on applications. Details are provided on air sealing drop soffits, kneewalls, hot exhaust chimneys and attics.

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