§ 125.115. Internal doors.
34 words·~1 min read·
/us/cfr/t14/s§ 125.115·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
In any case where internal doors are equipped with louvres or other ventilating means, there must be a means convenient to the crew for closing the flow of air through the door when necessary.