transfer grille

transfer grille

[′tranz·fər ‚gril]
(engineering)
In an air-conditioning system, a grille that permits air to flow from one space to another; may be one of a pair if installed on opposite sides of a wall or door.

transfer grille

In an air-conditioning system, a grille which permits air to flow from one space to another; may be one of a pair, installed on opposite sides of a wall, door, etc.
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References in periodicals archive ?
16 channel sound absorbers, 16 telephony SD,5 Transfer grille, roof penetrations, 2 air towers DN 500, about 3.
80 fire dampers,- About 50 Volume flow controller, variable,- About 25 square splitter silencers,- 45 telephony muffler, round,- 85 Duct grid,- 45 slot diffusers,- 35 poppet valves,- 20 ventilation grille with plenum box,- About 2 outgoing air and outside air transfer grille,- About 1 exhaust air hood, - 800 m2 insulation.