Aluminum Door Grille 4000-36X8 Finish:Designer Color - Bronze Building materials rated 3 hours

Building materials rated 3 hours or less

Hinged removable extruded aluminum face frame with signature line marks

Blades run parallel to longest dimension

Egg Crate T-Bar Filter Grille 2"

Long throw individually adjustable blades with 1 1/2" blades on 1 1/2" centers or 3" blades on 3" centers

Aluminum Door Grille 4000-36X8 Finish:Designer Color - Bronze Building materials rated 3 hoursStandard 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 *