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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Standard Features * Universal Collars for T-bar supply and returns * Soft White Finish * Available for 6" to 14" round duct in 1" increments
Free area equals more than 75% of nominal size
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 4" Duct Opening (front blades parallel to shortest dimension)
AA-HVL Series Engineering/Performance Data
855 Series Engineering/Performance Data
Steel Blade Double Deflection Diffuser 934-20X4 Step Down Ceiling Diffuser Standard Features * Universal CollarsStandard Features *Surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of steel blades * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Double deflection diffuser * Front blades parallel to shortest dimension * Back blades parallel to longest dimension * All blades adjustable allowing 4 way flow adjustment * Soft White Options * 934 O with recessed screwdriver operated opposed
