Volume Damper Low-Leak OBD 3000-0BDLL-36X26 Residential Registers & Grilles 3/4” Wide x 3/4” High

3/4” Wide x 3/4” High square holes

Back blades are parallel to the longest dimension

Install with louvers in up or down position for best duct concealment

SUBMITTALS 845 Series Submittal

Adjustable directional dampers with shut-off

Volume Damper Low-Leak OBD 3000-0BDLL-36X26 Residential Registers & Grilles 3/4” Wide x 3/4” Highh3. 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.