Aluminum Door Grille 4000-22X18 past 12 months For evaporative cooling or high

For evaporative cooling or high velocity exhaust applications

Double deflection radius mount spiral pipe grille with adjustable blades

One piece curved frame with gasket fits flush to spiral pipe

Holds up to a 2” filter (not included)

available with two or four diffusers per panel

Aluminum Door Grille 4000-22X18 past 12 months For evaporative cooling or highStandard 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 *