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Provides 4-way air flow on one plane
Adjustable directional dampers with shut-off
165° replaceable fusible link
RD Series Engineering/Performance Data
Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 905-36X4 Commercial Provides 4-way air flow onStandard Features * Extruded . 055 T6 aluminum surface mount return air grille * 45 fixed blades parallel to longest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * 905 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
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