These doors are an important part of the ventilation system.
They steer me toward what looks like an ad agency's conference room—featuring exposed concrete and ventilation systems.
A television murmured somewhere down the hall, and a ventilation fan thumped in a nearby window.
For starters, it would have higher entrances and ventilation grates, says MTA spokesman Adam Lisberg.
Each measures about a yard square, with a small hole for ventilation.
One of the first considerations in caring for an invalid is the ventilation of the sick room.
So nourishment, cleanliness, and ventilation are the main remedies.
In construction, care has been taken, to secure perfect light and ventilation.
Three small round holes had been pierced into the styles for ventilation.
The best method of preventing this is thorough cleanliness, light, and ventilation in the granary.
ventilation ven·ti·la·tion (věn'tl-ā'shən)
The replacement of fresh air or gas for stale or noxious air or gas in a space.
Aeration or oxygenation, as of blood.
The verbal expression of feelings or emotions in psychotherapy.