air grating

air grating

[′er ‚grād·iŋ]

(building construction)

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.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

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.

2. An air diffuser.

McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.