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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Maximum single section size 24"x24"
Double deflection radius mount spiral pipe grille with adjustable blades
Maximum size 60"x48"
Narrow ceiling grid dimples for 9/16" T-Rails
Opposed Blade Volume Damper 3000-0BD-60X44 past 12 months Maximum single section size 24"x24"h3. 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.
