Opposed Blade Volume Damper 3000-0BD-72X30 Step Down Ceiling Diffuser Maximum dimension 60x60

Maximum dimension 60x60

Standard Features *Surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of steel blades * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Single deflection diffuser with adjustable steel blades * Steel blades are parallel to longest dimension * Allows 2-way air deflection on one plane * Soft White Options * 931 O - with recessed screwdriver operated opposed blade damper * 1331 and 1332 Series - stainless steel single deflection * Tamper proof screws * Standard Color or Design Color Finish available on this product

Standard Features *Surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of steel blades * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Double deflection diffuser * Front blades parallel to shortest dimension * Back blades parallel to longest dimension * All blades adjustable allowing 4-way flow adjustment * Soft White Options * 934 O - with recessed screwdriver operated opposed blade damper * 1333 and 1334 Series - stainless steel double deflection * Tamper proof screws * Standard Color or Design Color Finish available on this product

3 or 4 way patterns * Spring push release for easy access to adjust pattern controllers * Round No Labor Collar sizes: 6-10"

Standard Features * Extruded aluminum construction * 45 fixed blades parallel to longest dimension * Margin edges are 7/8" projection for baseboard installation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 1100FF - flush frame * Fractional and odd dimension sizes * Standard Color

Opposed Blade Volume Damper 3000-0BD-72X30 Step Down Ceiling Diffuser Maximum dimension 60x60h3. 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.