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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
14" and 16" Options * Field installable Bowtie Damper (BD) * HL OR - factory installed opposed radial damper (sizes 6"-14") * HL FR - U
Options 14 GA 304 SS Construction
Square to round 2" collar with roll formed retention bead - available in square sizes only
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
855 Series Submittal
Volume Damper Low-Leak OBD 3000-0BDLL-56X46 Commercial 14" and 16" Options *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.
