ASTM E1827 - 22: Standard Test Methods for Determining Airtightness of Buildings Using an Orifice Blower Door

These test methods describe two techniques for measuring air leakage rates through a building envelope in buildings that may be configured to a single zone.  This standard was published in the year 2022 and is available for preview and purchase at the reference link.  Other versions of the standard were published in the years 2017, 2011, 2007, 2002, and 1996, and are available for preview and purchase at the reference link.