Directs air in a "sweeping" motion around the room and providing comfort in every corner.

It is built between columns of a sub-surface mine to direct air for ventilation.

In most models, the homes were heated with an oil burning furnace that directed hot air into an enclosed space above the metal ceilings.

Windcatchers are able to aid wind driven ventilation by directing air in and out of buildings.

This time it directed arctic air down through the central plains.

A plastic panel behind the radiator now directs air straight out through the vent, creating down force and reducing turbulence.

Vents were installed in the dash to direct heated air to the windshield and to passenger seating positions.

The metal sides of the escalator contained the flames and directed hot air ahead of the fire.

The supply plenum directs air from the central unit to the rooms which the system is designed to heat.

The most sophisticated systems use computer controls to direct air at different stages of the burn process at variable volume.