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Performance Data With Opposed Blade Damper
Smoke Test and More Information on MA Series Diffusers
Square or rectangular for vertical mount only
Extended sleeve (2751)
Volume Damper Low-Leak OBD 3000-0BDLL-58X48 Commercial Performance Data With Opposed Bladeh3. 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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US$ 171.99
US$ 427.50
