Volume Damper Low-Leak OBD 3000-0BDLL-50X44 past 12 months View or print our product

View or print our product information sheet

1/2" spacing dual angular louvers

14 gauge steel construction

904 Series Performance Data

Volume Damper Low-Leak OBD 3000-0BDLL-50X44 past 12 months View or print our producth3. 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.