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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Hinged perforated face with screwdriver access to release
Standard collar diameter is the same as the diffuser size
Extruded aluminum frame with signature line marks
Options 14 GA 304 SS Construction
904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 30" Duct Opening (front blades parallel to shortest dimension)
Volume Damper Low-Leak OBD 3000-0BDLL-54X50 T-Bar Hinged perforated face with screwdriverh3. 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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