Lattice Return Air Grille 600-18X38 Step Down Ceiling Diffuser Blades are parallel to the

Blades are parallel to the longest dimension

055 T6 extruded aluminum * Square collar * For 22"x22" square duct * Soft White Options * 915 T O - opposed blade damper * No Labor Collar - square to round (2x2 only) * 1x2 panel (10"x22" duct) or 2x4 panel (22"x46" duct) * Satin Anodized Finish available on this product

Designer Colors

Spiral Diffuser Radius Flush Mount Diffuser Single Deflection with Damper

032 Aluminum construction * Tamper proof screws * Standard Color

Lattice Return Air Grille 600-18X38 Step Down Ceiling Diffuser Blades are parallel to theStandard 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