Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-30X10 T-Bar Adjustable directional dampers with shut-off

Adjustable directional dampers with shut-off

HVL Series Engineering/Performance Data

2 position adjustment for heating and cooling seasons

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Mullions are reinforced with stiffeners for greater strength * For applications where greater air volume is required * Install with louvers in up or down position for best duct concealment * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * Tamper proof screws * Standard Color

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 14" Duct Opening (front blades parallel to shortest dimension)

Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-30X10 T-Bar Adjustable directional dampers with shut-offStandard Features * Extruded . 055 T6 aluminum 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 * 907 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