unit-type vent meaning


An opening of relatively small area (one of a number which are distributed about a roof according to the occupancy requirements), usually having a lightweight metal frame and housing, with hinged dampers which may be operated manually or which open automatically in the event of fire.

Related Words

  1. unit-packaging meaning
  2. unit-pricing meaning
  3. unit-ramp function meaning
  4. unit-related equipment and supplies meaning
  5. unit-step function meaning
  6. unit. meaning
  7. unita meaning
  8. unitaf meaning
  9. unitage meaning
  10. unital meaning
PC Version