All joints, penetrations and other openings in the building envelope that are potential sources of air leakage shall be caulked, gasketed, weather-stripped or otherwise sealed to limit infiltration and exfiltration.
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of conditioned air and outdoor air to
and exhaust air from the area. Each isolation
area shall be controlled independently by a
device meeting the requirements ...
The opaque portions of walls that separate conditioned spaces from unconditioned spaces or ambient air shall meet the applicable requirements of Items 1 ...