Opposed Blade Volume Damper 3000-0BD-64X32 past 12 months 1/2" spacing dual angular louvers

1/2" spacing dual angular louvers for strength and maximum free area

Zinc plated steel closure spring

Nylon bushings for easy adjustment and quiet setting of blades running parallel to shortest dimension

425 Series Submittal

RD Series Submittal

Opposed Blade Volume Damper 3000-0BD-64X32 past 12 months 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.