Opposed Blade Volume Damper 3000-0BD-66X34 past 12 months 14 GA 304 SS Construction

14 GA 304 SS Construction

Square to round 2" collar with roll formed retention bead - available in square sizes only

accepts 6"-16" collar (collar by others)

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

All steel construction

Opposed Blade Volume Damper 3000-0BD-66X34 past 12 months 14 GA 304 SS Constructionh3. 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.