Opposed Blade Volume Damper 3000-0BD-64X42

Opposed Blade Volume Damper 3000-0BD-64X42h3. 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.

3% maximum leakage with a pressure differential 3" W

SUBMITTAL 700MA Series Submittal

Options Recessed screwdriver operated Opposed Blade Damper

904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 12" Duct Opening (front blades parallel to shortest dimension)

2701 Series Submittal

104 D FR - U

round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U

2750 Series Submittal

Steel multi-shutter damper

Nylon bushings for easy adjustment and quiet setting of blades running parallel to shortest dimension

linkage and handle enclosed in valve to assure trouble-free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * SCB41 - 4-way air pattern * SCB31 - 3-way air pattern * SCB41 O or SCB31 O - steel lever operated opposed blade damper * SCB42 or SCB32 - no damper * Tamper proof screws * Standard Color

For evaporative cooling or high velocity exhaust applications