Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-30X42 Finish:Designer Color - Velvet Black 904 - Double Deflection Adjustable

904 - Double Deflection Adjustable Aluminum Blade Grille For a 34" x 18" Duct Opening (front blades parallel to shortest dimension)

PERFORMANCE DATA 915 Series Engineering/Performance Data

Hinged removable face with hinges parallel to longest side

3/16” holes on 1/4” staggered centers Extruded aluminum frame with signature line marks Perforated material 58% free area Countersunk mounting holes for flush appearance with color matching Phillips posi- drive screws Rust resistant pre-coat with durable powder finish Soft White

904 Series Performance Data

Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-30X42 Finish:Designer Color - Velvet Black 904 - Double Deflection AdjustableStandard Features * Extruded . 055 T6 aluminum surface mount return air grille * 0 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * 908 O recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T T Bar mount * 905 HD reinforced construction * 905 IS insect screen * 1335 1338 Series stainless steel