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Square or rectangular ceiling radiation curtain-type damper for horizontal mounting
Allows for 2-way airflow adjustment
Hinged removable extruded aluminum face frame with signature line marks
Free area equals more than 75% of nominal size
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 30" Duct Opening (front blades parallel to shortest dimension)
Volume Damper Low-Leak OBD 3000-0BDLL-70X24 Specialty Products Square or rectangular ceiling radiationh3. 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.
US$ 49999.50
US$ 14.60
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US$ 124.00
US$ 49999.50
US$ 49999.50
