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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Performance Data - No Damper
Standard Features * Removable core * Available in five air patterns * 22 gauge steel flush core provides uniform air distribution * Square to round No Labor Collar (6" thru 18") * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 700DVD D - steel multi-shutter damper * 700DVD O - opposed blade damper * 700DVD FR - U
Soft White
For damper free area chart A click here * 2663 - Out-of-Airstream fire door
Standard Features * 4000 - door core grille with single frame * 4100 - door core grille with additional loose frame *
Parallel Volume Damper Low Leak 3000PLL-56X54 Accessories Performance Data - No Damperh3. 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
