Volume Damper Low-Leak OBD 3000-0BDLL-64X24 Commercial Standard Features * 2661 -

Standard Features * 2661 - Square or rectangular fire door for vertical mount only

Nylon bushings on adjustable blades prevent metal on metal rattle

Standard Features * Converts T-bar products to surface mount * Sizes available: 1x2

Standard Features * Airflow can be adjusted to 1

Volume Damper Low-Leak OBD 3000-0BDLL-64X24 Commercial Standard Features * 2661 -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.