Volume Damper Low-Leak OBD 3000-0BDLL-54X52 Smoke-Fire Damper 14" and 16" * Soft

14" and 16" * Soft White Options * 825 MA - modular core fixed blade diffuser with field adjustable air patterns * Field installable Bowtie Damper (BD) (sizes 6-14") * 825 OR - factory installed opposed radial damper (sizes 6"-14") * 825 FR - U

Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White

Powder coat finish

Standard Features * Individually adjustable curved blade T-Bar diffuser * Core is constructed of

Standard Features * Step down core design allowing for uniform air distribution * Four way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft white Options * 100 - diffuser only (no damper) * 100 D - diffuser with steel multi-shutter damper * 100 O - diffuser with steel lever operated opposed blade damper * No Labor Collar * Standard Color or Designer Color Finish available on this product

Volume Damper Low-Leak OBD 3000-0BDLL-54X52 Smoke-Fire Damper 14" and 16" * Softh3. 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.