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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
53% free area * 1306: 3/4" lattice opening
Surface mount fixed blade grille with airfoil blades at 0°
OTHER DOCUMENTS
Nylon bushings on adj
Long throw individually adjustable blades with 1 1/2" blades on 1 1/2" centers or 3" blades on 3" centers
Volume Damper Low-Leak OBD 3000-0BDLL-46X42 Commercial 53% free area * 1306: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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