Opposed Blade Volume Damper 3000-0BD-70X44 Commercial Collar sizes available in 6”–10”

Collar sizes available in 6”–10”

Satin polished finish

Maximum single section size 24"x24"

Opposed Blade Damper standard on 4" widths

916 Series Engineering/Performance Data

Opposed Blade Volume Damper 3000-0BD-70X44 Commercial Collar sizes available in 6”–10”h3. 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.