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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
3 cone steel diffuser with hinged core for easy duct access
Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White
Free area equals more than 75% of nominal size
14" and 16" * Perforated face with concealed hinges * 2x2 galvaneal steel panel with seismic support hangers * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14") * 780 OR - factory installed opposed radial damper (sizes 6"-14") * 780 FR - U
4-way reversible door on square sizes
Aluminum Airfoil Blade Single Deflection Diffuser 901-18X4 Finish:Velvet Black 3 cone steel diffuser withStandard Features * Extruded aluminum (. 055 T6) surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of airfoil blades * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Single deflection diffuser with adjustable airfoil blades * Airfoil blades are parallel to longest dimension * Allows 2 way air deflection on one plane * Soft White Options * 901 O with recessed screwdriver
