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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Extruded aluminum fixed bar blades at 45°
904 - Double Deflection Adjustable Aluminum Blade Grille For a 32" x 18" Duct Opening (front blades parallel to shortest dimension)
22 gauge galvanized steel roll formed frame
Designed for high volume air delivery
Please Contact Us For Quantity Pricing
Parallel Volume Damper Low Leak 3000PLL-40X26 Step Down Ceiling Diffuser Extruded aluminum fixed bar bladesh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee 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. Options * 3000 PLL Low Leak Air Control
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