Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-34X40 Finish:Designer Color - Storm Gray Building materials rated 3 hours

Building materials rated 3 hours or less

Zinc plated steel closure spring

Stamped steel face with roll formed frame

Plated Metal or Wood Finish available on this product

Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-34X40 Finish:Designer Color - Storm Gray Building materials rated 3 hoursStandard 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