915 - FIXED 45° BLADE GRILLE 915-36X32 Step Down Ceiling Diffuser Maximum size 60"x48"

Maximum size 60"x48"

T-Bar Modular Core Diffuser with Round Collar 18-20

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 16" Duct Opening (front blades parallel to shortest dimension)

RD Series Engineering/Performance Data

915 - FIXED 45° BLADE GRILLE 915-36X32 Step Down Ceiling Diffuser Maximum size 60"x48"Standard 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