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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Opposed Blade Damper standard on 4" widths
2500/2600 Installation Instructions
Steel riveted and metal formed assembly
Designed for large volume air delivery
Product sizes available to fit spiral pipe diameters 8” – 48
Volume Damper Low-Leak OBD 3000-0BDLL-72X24 Specialty Products Opposed Blade Damper standard onh3. 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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