как перевести damper

[koalti]

как перевести damper во фразе: здесь описывается вентиляция помещения

The various machine enclosures have extract ventilation. However the systems as installed are very basic. Ideally there should be a damper for each
extraction point so that air flows can be altered and balanced.

[Monday]

регулятор тяги какой-нибудь

[Eisberg]

имхо: задвижка, шибер

[Enote]

или заслонка