Opposed Blade Volume Damper 3000-0BD-54X34 Step Down Ceiling Diffuser Standard Features * Gang-operated opposed

Standard Features * Gang-operated opposed blade radial volume control damper for use with RD Series Round Diffusers * Available in 2" increments from 6"-24"

916 Series Submittal

Hinged perforated face with screwdriver access to release

Field installable bowtie damper with round ring

Opposed Blade Volume Damper 3000-0BD-54X34 Step Down Ceiling Diffuser Standard Features * Gang-operated opposedh3. 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.