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Conducting a Residential Duct Leakage Test and Blower Door Test: Calculating whole-house air leakage in ACH 50 from cfm air leakage and house volume

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Video describing how to conduct a residential blower door and duct blaster test, including how to calculate the home’s whole-house air leakage in air changes per hour using the cfm reading and the home’s volume in cubic feet. Video 6 of 9.