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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
2-way reversible door on rectangular sizes
Spiral pipe diameter must be 4” larger than the width of the grille
3/16” holes on 1/4” staggered centers Extruded aluminum frame with signature line marks Perforated material 58% free area Countersunk mounting holes for flush appearance with color matching Phillips posi- drive screws Rust resistant pre-coat with durable powder finish Soft White
3 hour fire resistance rating
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 14" Duct Opening(front blades parallel to shortest dimension)
Aluminum Airfoil Blade Grille - Vertical Fixed Blade 908-48X24 Step Down Ceiling Diffuser 2-way reversible door on rectangularStandard 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
