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1/2" spacing dual angular louvers for strength and maximum free area
Heavy Duty Construction
Designed to handle high volumes of air with horizontal flow
CB30 - three way
Opposed Blade Volume Damper 3000-0BD-54X14 Commercial 1/2" spacing dual angular louversh3. 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.
