Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-34X40 Finish:Designer Color - Storm Gray linkage and handle enclosed in

linkage and handle enclosed in valve to assure trouble-free operation

Zinc plated steel closure spring

Standard Features * For evaporative cooling or high velocity exhaust applications with divided 2-way multi-louver and combination shut-off * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White

425 Series Engineering/Performance Data

Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-34X40 Finish:Designer Color - Storm Gray linkage and handle enclosed inStandard 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