air-damper

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air damper

Standards
a motorized mechanical damper that opens or closes to control air as part of a smoke control system
Source - AS 1670.1:2018: Fire detection, warning, control and intercom systems - System design, installation and commissioning
Standards
a motorized mechanical damper that opens or closes to control air as part of a smoke control system
Source - AS 1668.1:2015: The use of ventilation and air conditioning in buildings
HB50
movable blade or series of blades, usually of metal, for regulating the flow of air in a duct or register