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Square or rectangular ceiling radiation butterfly damper
3/4" round collar
800-495-0125
Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws
Designer Color or Satin Anodized Finish available on this product Drawings * CB10 * CB20 * CB30 * CB40
Volume Damper Low-Leak OBD 3000-0BDLL-50X42 T-Bar Square or rectangular ceiling radiationh3. 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.
