air-curtain
1Air curtain — can mean: * an air curtain (ventilation), a fan powered device used for separating two spaces from each other * a pneumatic barrier for containing oil spills …
2air curtain — or air door n. a downward draft of air at an open doorway for maintaining even temperatures within a building …
3air curtain — compressed air directed, usually downward, across a doorway so as to form a shield to exclude drafts, insects, etc. * * * air curtain noun A current of air directed across a doorway or other opening to prevent draughts, maintain temperature, etc… …
4air curtain — 1) air bubbled through perforated pipes as a barrier to fish movement 2) air bubbled through perforated pipes laid along the sea floor, forming a curtain of bubbles and a path which fish follow or are directed into a stop seine enclosure …
5air curtain — /ˈɛə kɜtn/ (say air kertn) noun a stream of compressed air directed, usually downwards, across a doorway, to form a shield against draughts, etc …
6air curtain — compressed air directed, usually downward, across a doorway so as to form a shield to exclude drafts, insects, etc. * * * …
7air door — air door, = air curtain. (Cf. ↑air curtain) …
8air bubble curtain — air curtain (1) and (2) …
9Air door — An air door or air curtain is a device used for separating two spaces from each other, usually at the exterior entrance. The most common configuration for air curtains is a downward facing blower fan mounted over an opening. Normally this opening …
10Air Movement and Control Association — The Air Movement and Control Association International, Inc. (AMCA; pronounced Am Cah ) is a nonprofit organization that creates standards for, tests, and rates Heating, Ventilating, and Air Conditioning (HVAC) equipment. It is best known for its …
