Fixed Airfoil Blade Filter Grille 900FG-46X28 Step Down Ceiling Diffuser *Note: Ceramic fiber blade insulation

*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches

Standard Features * Double deflection aluminum wall or ceiling register * Heavy gauge aluminum frame * Individually adjustable extruded aluminum airfoil blades * Allows for spot or normal air diffusion * Hidden mounting mechanism * White Options: * Standard Color or Designer Color Finish available on this product

904 - Double Deflection Adjustable Aluminum Blade Grille For a 14" x 12" Duct Opening (front blades parallel to shortest dimension)

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 12" Duct Opening (front blades parallel to shortest dimension)

Standard Features * Full size fixed blade T-Bar lay-in return air grille * Fixed Blade * Square collar * For 22"x22" square duct * Soft White Options * 900 T O - opposed blade damper * No Labor Collar - square to round (2x2 only) * 1x2 panel (10"x22" duct) or 2x4 panel (22"x46" duct) * Satin Anodized Finish available on this product

Fixed Airfoil Blade Filter Grille 900FG-46X28 Step Down Ceiling Diffuser *Note: Ceramic fiber blade insulationStandard 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 *