Volume Damper Low-Leak OBD 3000-0BDLL-54X54

Volume Damper Low-Leak OBD 3000-0BDLL-54X54h3. 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.

Designer Colors

with 53% free area

Standard Features * Fixed bar blades parallel to 1st dimension given *

Adjustable modular cores with fixed curved blades

Standard Features * 2561 - Square or rectangular fire door for vertical mount only

3 cone steel diffuser with hinged core for easy duct access

102C - corner

Concealed mounting holes

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Mullions are reinforced with stiffeners for greater strength * For applications where greater air volume is required * Install with louvers in up or down position for best duct concealment * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * Tamper proof screws * Standard Color

14 GA 304 SS Construction

055 T6 extruded aluminum frame * Movable cores provide multiple fixed blade air patterns * Square collar * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * MA O - recessed screwdriver operated opposed blade damper * Square to round No Labor Collar * 700 MA and MA T - T-Bar mount * 1320 Series - stainless steel fixed pattern diffuser * DCF (Deep Ceiling Frame) - steel frame design prevents smudging of ceiling surface area surrounding diffuser * DCF O above with opposed blade damper * MA CM - concealed mount * Tamper proof screws * Standard Color or Designer Color Finish available on this product Additional Drawings * MA DCF

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 8" Duct Opening   (front blades parallel to shortest dimension)