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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Designed for return applications and as a vented access door to equipment
*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches
Access door with 1-3/8" deep steel roll formed frame
Standard Features * Extruded aluminum construction with steel multi-shutter damper * Margin edges are 7/8" projection for baseboard installation * Nylon bushings for easy adjustment and quiet setting of airfoil blades running parallel to shortest dimension * Countersunk mounting holes for flush appearance
Hinged removable door with hinges parallel to the longest dimension
Opposed Blade Volume Damper 3000-0BD-30X30 Residential Registers & Grilles Designed for return applications andh3. 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.
