Volume Damper Low-Leak OBD 3000-0BDLL-56X36 Step Down Ceiling Diffuser 945 Series Submittal

945 Series Submittal

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

Unique fan-shapped pattern lends to both heating and air conditioning applications

Lever operated Multi-Shutter Damper

Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2

Volume Damper Low-Leak OBD 3000-0BDLL-56X36 Step Down Ceiling Diffuser 945 Series Submittalh3. 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.