Pay in 4 interest-free payments of $400.01 Learn more
Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
For damper free area chart A click here * 2663 - Out-of-Airstream fire door
2" ADC compliant round collar with bead for ease of installation
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
and handle
Hinged removable extruded aluminum face frame with signature line marks
Volume Damper Low-Leak OBD 3000-0BDLL-52X34 Residential Registers & Grilles For damper free area charth3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
US$ 19.99
US$ 21.19
US$ 13.09
