Aluminum Door Grille 4000-30X18 past 12 months Square to round 2" collar

Square to round 2" collar with roll formed retention bead - available in square sizes only

1050 Series Submittal

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 20" Duct Opening (front blades parallel to shortest dimension)

Driftwood Tan

Aluminum Door Grille 4000-30X18 past 12 months Square to round 2" collarStandard 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 *