Aluminum Door Grille 4100-36X28 T-Bar Standard Features * 4000 -

Standard Features * 4000 - door core grille with single frame * 4100 - door core grille with additional loose frame *

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

Opposed Blade Damper standard on 4" widths

Lever Operated Opposed Blade Damper

Aluminum Door Grille 4100-36X28 T-Bar Standard Features * 4000 -Standard 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 *