916 - Fixed 45° Blade Grille-14X20 Accessories 1/2" spacing dual angular louvers

1/2" spacing dual angular louvers for strength and maximum free area

listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square Collar

Standard Features * Heavy guage cold roll steel (same as 350 series) * Ideal for return air in the toe space areas between kitchen cabinets

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 10" Duct Opening (front blades parallel to shortest dimension)

916 - Fixed 45° Blade Grille-14X20 Accessories 1/2" spacing dual angular louversStandard Features Extruded aluminum surface mount frame with signature line marks Extruded aluminum fixed bar blades at 45 Blades are parallel to the longest dimension Designed to minimize vision into the air duct Center margins are mounted on the backside of the grille for a streamlined continuous look Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options Recessed