Aluminum Door Grille 4100-34X20 Residential Registers & Grilles T-Bar Modular Core Diffuser with

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

Diffuser available in sizes 6×6 through 20×20

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 20" Duct Opening (front blades parallel to shortest dimension)

AA-HVL Series Engineering/Performance Data

Lever Operated Opposed Blade Damper

Aluminum Door Grille 4100-34X20 Residential Registers & Grilles T-Bar Modular Core Diffuser withStandard Features * 4000 door core grille with single frame * 4100 door core grille with additional loose frame * . 060 T6 extruded aluminum construction * Completely vision proof * High air capacities * Will accommodate door thickness ranging from 1 1 4" to 2 1 4" * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Driftwood Tan Options * 1310 Series stainless steel door grille * Tamper proof screws *