air grille

air grating

1. A fixed metal grille on the exterior of a building through which air is brought into, or discharged from, the building for purposes of ventilation.
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The temperature difference between the supply air and nearby return air grille was only 0.
Other hi-tech features standard on the GT - and the mid-range SE versions - include a driver fatigue sensor and a forward-facing radar in the lower air grille to keep safe distances in traffic and apply emergency braking if necessary.
The V12 Vantage Roadster features a redesigned rear boot lid and lower front air grille, plus a number of chassis revisions.
Finally, the combination of noise-dampening material against the air plane's interior skin and the design of the new integrated air grille will make the cabin quieter for a more comfortable flight.
The problem can be fixed with the application of an adhesive to the louver, an air grille panel on the car, and owners of affected cars can have them fixed at local dealers, GM said.
Contemporary touches include Xenon headlights, self-righting wheel centres and an air grille more reminiscent of a jet intake than the classic parthenon style, while the latest in-car technology falls easily to hand while forming part of the flawlessly luxurious background.
Tenders are invited for Air Grille Pantry Completeas Per 602.
The variation of temperature and humidity at return air grille were recorded by a multi-channel data logger (YOKOGAWA, Model MV100) with several temperature and humidity transmitters.
From the field test result shown in Figure 5(a), higher particle counts for 3 different face velocity cases occur in the vicinity outside the coverage of HEPA filter such as the region near wall (point 1 and point 2) and the corner regions of return air grille (point 3).
It is also a function of concentrations of the tracer gas at the RAG, Discharge Air Grille (DAG), and the entrained ambient air.
For the open refrigerated display case, the cold air is provided through an inlet jet called the discharge air grille (DAG) located at the top front of the unit as appeared in Fig.
12), carried an investigation on the Jet entrainment in air curtain of open refrigerated display cases where certain parameters like turbulent intensity, shape of the mean velocity profile at the discharge air grille, and the Reynolds Number were identified, quantified and the amount of entrained air was computed and showed that the shape of the vertical velocity profile and the turbulence intensity present at the supply air grille controlled the entrainment rate and at different stages.