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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Rust resistant pre-coat with durable powder finish
Steel construction
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 8" Duct Opening (front blades parallel to shortest dimension)
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
Square Collar
Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-24X28 Damper:without Damper Rust resistant pre-coat with durableStandard 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
