Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-18X36 Damper:Opposed Damper 904 - Double Deflection Adjustable

904 - Double Deflection Adjustable Aluminum Blade Grille For a 42" x 18" Duct Opening (front blades parallel to shortest dimension)

Minimum size 4"x4"

Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension

sizes T-20 Tamper Proof Screws SUBMITTAL 903 Series Submittal PERFORMANCE DATA 903 Series Engineering/Performance Data REVIT FILES Surface Mount Aluminum Supply Diffuser Double Deflection front Long with Damper Surface Mount Aluminum Supply Diffuser Double Deflection front Long

Adjustable modular cores with fixed curved blades

Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-18X36 Damper:Opposed Damper 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