Opposed Blade Volume Damper 3000-0BD-30X14 Residential Registers & Grilles Standard Features * For large

Standard Features * For large volume air delivery * For evaporative coolers or central blower systems * Adjustable directional dampers with shut-off * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White

Standard Features * Cones are one-piece stamped construction providing a clean

2x4 T-Bar (22" x 46" duct)

4-Way ceiling register with stiffened 1/2" fan shaped louvers for silent operation

Opposed Blade Volume Damper 3000-0BD-30X14 Residential Registers & Grilles Standard Features * For largeh3. 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.