Opposed Blade Volume Damper 3000-0BD-66X50 past 12 months Standard Features * Use in

Standard Features * Use in applications for installing round without damper * Steel galvaneal construction

Opposed Blade Damper standard on 4" widths

Options (must specify when ordering)

Standard Features * Individually adjustable steel curved blades * Lever operated steel multi-shutter damper * Pivoted steel blades for easy firm positioning * All component parts

Opposed Blade Volume Damper 3000-0BD-66X50 past 12 months Standard Features * Use inh3. 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.