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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Five air patterns available
Airfoil blades individually adjustable on 3/4" centers
Standard Features * 2661 - Square or rectangular fire door for vertical mount only
enclosed in valve to assure trouble-free operation
* 2550 - Round Spring actuated (6) damper for vertical or horizontal mount
Volume Damper Low-Leak OBD 3000-0BDLL-64X24 Commercial Five air patterns availableh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
