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    Blower Door Testing
    16:54
    Greg O'Beirne & Mark LaLiberte | Ventilation and Airtightness
    13:17
    Greg O'Beirne & Mark LaLiberte | Does passive solar work?
    4:16
    Greg O'Beirne & Mark LaLiberte | Does passive solar work?
    4:17
    Building science with Greg O'Beirne & Mark LaLiberte
    1:10:49