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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
available 4" through 40" round (2549)
2x4 T-Bar (20" x 44" duct)
904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 14" Duct Opening (front blades parallel to shortest dimension)
904 - Double Deflection Adjustable Aluminum Blade Grille For a 14" x 10" Duct Opening (front blades parallel to shortest dimension)
Standard Features * Individually adjustable curved blade T-Bar diffuser * Core is constructed of
Opposed Blade Volume Damper 3000-0BD-36X16 Residential Registers & Grilles available 4" through 40" roundh3. 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.
