air-infiltration
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air infiltration
Standards
the flow of air through a window or door that aids in determining the acoustic and thermal performance
Products with a low airflow rate will perform better for noise and energy; therefore, they should provide a higher comfort level than those with a high flow rate.
Source - AS 2047-2014: Windows and external glazed doors in buildings
HB50
uncontrolled movement (leakage) of untreated outside air into the interior of a building, through cracks around windows or doors and other leakage paths in walls, roofs and floors, generally caused by differential pressure, wind, or stack effects
See also: air exfiltration
See also: air exfiltration