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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
3 hour fire resistance rating
Double deflection surface mount grille with adjustable airfoil blades
904 - Double Deflection Adjustable Aluminum Blade Grille For a 14" x 10" Duct Opening (front blades parallel to shortest dimension)
14" and 16" Options * Field installable Bowtie Damper (BD) * HL OR - factory installed opposed radial damper (sizes 6"-14") * HL FR - U
Adjustable modular cores with fixed curved blades
Steel Blade Grille - Fixed Blade 935-18X6 Accessories 3 hour fire resistance ratingStandard Features *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 * 935 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 version * Tamper proof screws
