Opposed Blade Volume Damper 3000-0BD-56X42 Smoke-Fire Damper Divided 2-way multi-louver and combination

Divided 2-way multi-louver and combination shut-off

Available in 6”–12” collar sizes

Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system

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

Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser

Opposed Blade Volume Damper 3000-0BD-56X42 Smoke-Fire Damper Divided 2-way multi-louver and combinationh3. 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.