Aluminum Door Grille 4000-24X22 Step Down Ceiling Diffuser Double deflection surface mount grille

Double deflection surface mount grille with adjustable airfoil blades

CB40 - four way * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * CB40 O - recessed screwdriver operated opposed blade damper * Square to round No Labor Collar (square sizes only) * 700 CB and CB T - T-Bar mount * SCB - steel version * Tamper proof screws * Standard Color

Stamped steel face with roll formed frame

Note: Sizes listed are the duct or opening size the grille will fit into

2x4 T-Bar (20" x 44" duct)

Aluminum Door Grille 4000-24X22 Step Down Ceiling Diffuser Double deflection surface mount grilleStandard 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 *