Opposed Blade Volume Damper 3000-0BD-64X34 past 12 months Countersunk mounting holes for a

Countersunk mounting holes for a flush appearance

Double deflection radius mount spiral pipe grille with adjustable blades

104 P - four way * Square to round No Labor Collar * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 104 P D - multi-shutter damper with hinged perforated face * 104 P O - steel opposed blade damper with hinged perforated face * 104 P FR - U

1/2" spacing dual angular louvers

Opposed Blade Volume Damper 3000-0BD-64X34 past 12 months Countersunk mounting holes for ah3. 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.