Volume Damper Low-Leak OBD 3000-0BDLL-62X46 Smoke-Fire Damper Holds up to a 2"

Holds up to a 2" filter (not included) with filter retention tabs (FG2)

Heavy Duty ConstructionMRI CompatibleInsect Screen

904 - Double Deflection Adjustable Aluminum Blade Grille for a 16" x 8" Duct Opening   (front blades parallel to shortest dimension)

CSFM California State Fire Marshal listed

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 24" Duct Opening (front blades parallel to shortest dimension)

Volume Damper Low-Leak OBD 3000-0BDLL-62X46 Smoke-Fire Damper Holds up to a 2"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.