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remove the two center cones as a unit and reposition the six screws
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 6" Duct Opening (front blades parallel to shortest dimension)
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 14" Duct Opening (front blades parallel to shortest dimension)
Standard Features * Galvanized steel panel * Square hole: 6" thru 22" sizes * Seismic support holes * 2x2 * Soft White Options * 1x2
Heavy duty steel honeycomb construction
Modular Core Diffuser MA-DCF-14X14 Accessories remove the two center conesStandard Features * Modular core ceiling diffuser * Modular core has galvaneal steel blades in . 055 T6 extruded aluminum frame * Movable cores provide multiple fixed blade air patterns * Square collar * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * MA O recessed screwdriver operated opposed blade damper * Square to round No Labor Collar * 700 MA and MA T T Bar mount * 1320 Series
