Fixed Airfoil Blade Filter Grille 900FG-20X18 Step Down Ceiling Diffuser Recessed screwdriver operated opposed blade

Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system

Standard Features * Universal Collars for T-bar supply and returns * Soft White Finish * Available for 6" to 14" round duct in 1" increments

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 6" Duct Opening   (front blades parallel to shortest dimension)

All steel galvaneal construction

2750 Series Submittal

Fixed Airfoil Blade Filter Grille 900FG-20X18 Step Down Ceiling Diffuser Recessed screwdriver operated opposed bladeStandard Features * Fixed airfoil blades parallel to 1st dimension given * . 060 T6 extruded aluminum construction * 45 fixed blade face to conceal filter * Hand operated lever for easy filter access * Concealed mounting holes * Filter door hinges parallel to longest side * Filter retainers * Removable face for easy cleaning * For 1" filter (not included) * Soft White Options * 900 2 FG 2" filter spacing (filter not included) * 900 TFG T Bar mount *