Wall grille | Article about wall grille by The Free Dictionary
wall grille[′wȯl ‚gril]
A perforated plate or a framed structure composed of rods or bars that is used to cover a wall opening to restrict vision but allow movement of air.
A perforated plate, casting, molding, or framed bars or rods to cover a wall opening, radiator enclosure, etc., restricting vision but permitting the flow of air.
References in periodicals archive
Once, I vividly recall a scamp from up the street making some unscheduled amusement of his own by breaking away from our garden fireworks party, cramming a banger into a wall grille
at the back of our house and...
Normally airflow passes though wall grilles
or gaps under doors.