Volume Damper Low-Leak OBD 3000-0BDLL-70X56 Commercial remove the two center cones

remove the two center cones as a unit and reposition the six screws

T-Bar Modular Core Diffuser

Installation Ring only

Ideal for supply air in the toe space areas between kitchen cabinets

91 Series Submittal

Volume Damper Low-Leak OBD 3000-0BDLL-70X56 Commercial remove the two center conesh3. 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.