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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
53% free area * 1306: 3/4" lattice opening
Heavy duty steel honeycomb construction
INSTALLATION INSTRUCTIONS
Square or rectangular ceiling radiation curtain-type damper for horizontal mounting
Volume Damper Low-Leak OBD 3000-0BDLL-30X16 T-Bar 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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