Lattice Return Air Grille 600-22X48 Step Down Ceiling Diffuser available with one

available with one

back blades parallel to the shortest dimension Extruded aluminum surface mount frame with signature line marks Provides 4-way air flow on one plane Nylon bushings on adj

Lever operated multi-shutter damper

Narrow ceiling grid dimples for 9/16" T-Rails

Lattice Return Air Grille 600-22X48 Step Down Ceiling Diffuser available with oneStandard Features * 1 2" x 1 2" x 1 2" aluminum lattice return air grille * Surface mount grille with . 055 T6 extruded aluminum frame * 90% free area * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * 600 O opposed blade damper * No Labor Collar Square to round (square sizes only) * 600 T T Bar mount * 1 2" x 1 2" x 1" Lattice or 1" x 1" x 1" Lattice * Fractional sizes, inner