Opposed Blade Volume Damper 3000-0BD-46X24 Step Down Ceiling Diffuser Standard Features * 2561 -

Standard Features * 2561 - Square or rectangular fire door for vertical mount only

For evaporative coolers or central blower systems

950 Series Submittal

three or four diffusers per panel * Countersunk sunk screwholes for ceiling mount * Standard Color or Designer Color Finish available on this product

Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension

Opposed Blade Volume Damper 3000-0BD-46X24 Step Down Ceiling Diffuser Standard Features * 2561 -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.