Pay in 4 interest-free payments of $590.88 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Available in 4" through 29" round
Lever operated Opposed Blade Damper
Concealed mounting holes
Square or rectangular for vertical mount only
Soft white
Volume Damper Low-Leak OBD 3000-0BDLL-70X36 past 12 months Available in 4" through 29"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.
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