Volume Damper Low-Leak OBD 3000-0BDLL-70X42 Commercial Step down core designed for

Step down core designed for 4-way uniform air distribution

Mounting Holes - Designed for ceiling or sidewall application

Blades parallel to shortest dimension

Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers

14" and 16" * Perforated face with concealed hinges * 2x2 galvaneal steel panel with seismic support hangers * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14") * 780 OR - factory installed opposed radial damper (sizes 6"-14") * 780 FR - U

Volume Damper Low-Leak OBD 3000-0BDLL-70X42 Commercial Step down core designed forh3. 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.