Pay in 4 interest-free payments of $277.76 Learn more
Ships within 48 hours · Estimated delivery Nov 6 - Nov 11
450 Series Engineering/Performance Data
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
Performance Data
2" ADC compliant round collar with bead for ease of installation (square sizes only)
Spiral Diffuser Radius Flush Mount Diffuser Single Deflec
Volume Damper Low-Leak OBD 3000-0BDLL-24X48 Specialty Products 450 Series Engineering/Performance Datah3. 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.
