Steel Blade Grille - Vertical Fixed Blade 937-12X6 Finish:Designer Color - Velvet Black ½ × ½ × ½

½ × ½ × ½ Aluminum lattice

Standard Features * Use in applications for installing round without damper * Steel galvaneal construction

Nylon bushings on adj

904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 24" Duct Opening (front blades parallel to shortest dimension)

Steel Blade Grille - Vertical Fixed Blade 937-12X6 Finish:Designer Color - Velvet Black ½ × ½ × ½Standard Features *Surface mount return air grille * 0 fixed blades parallel to longest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * 937 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 version * Tamper proof screws