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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Standard Features * 2633 - Square or rectangular out-of-airstream fire damper for vertical mount only
Filter retention tabs
14" and 16" * Perforated face with concealed hinges * 2x2 galvaneal steel panel with seismic support hangers * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14") * 780 OR - factory installed opposed radial damper (sizes 6"-14") * 780 FR - U
3-hour fire resistance rating
Square collar designed for a 20” × 20”
Volume Damper Low-Leak OBD 3000-0BDLL-42X32 past 12 months Standard Features * 2633 -h3. 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.
