multi-blade damper

multi-blade damper

A damper, 1 through which the quantity of airflow is controlled by means of a number of blades linked together mechanically.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Characteristic of single and multi-blade dampers for ducted air system.
Characteristics of single and multi-blade dampers for ducted air systems.