Pay in 4 interest-free payments of $626.13 Learn more
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
with 75% free area
14 gauge steel construction
SD34 Submittal Drawing
Uniform 360 degree discharge pattern
Square collar designed for 20” × 20” duct
Volume Damper Low-Leak OBD 3000-0BDLL-62X44 Accessories with 75% free areah3. 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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