Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-48X6 Damper:without Damper Extruded aluminum surface mount frame

Extruded aluminum surface mount frame with signature line marks

3 hour fire resistance rating

Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2

Dampers above 80 square inches free area will be provided with blade insulation

RD Series Engineering/Performance Data

Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-48X6 Damper:without Damper Extruded aluminum surface mount frameStandard 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