Pay in 4 interest-free payments of $1115.88 Learn more
Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
1/2" spacing dual angular louvers for strength and maximum free area
linkage and handle enclosed in valve to assure trouble-free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Steel multi-shutter damper * Soft White Options * 200 O - steel lever operated opposed blade damper * Tamper proof screws * Standard Color
Center margins are mounted on the backside of the grille for a streamlined continuous look
2" ADC compliant round collar with bead for ease of installation
904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 8" Duct Opening (front blades parallel to shortest dimension)
Volume Damper Low-Leak OBD 3000-0BDLL-68X68 Accessories 1/2" spacing dual angular louversh3. 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.
