Lattice Return Air Grille 600-16X34 Finish:Designer Color - Bronze 2x4 * Soft White

2x4 * Soft White

inner dimension and outer dimension sizes available * Tamper proof screws * Standard Color

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 4" Duct Opening (front blades parallel to shortest dimension)

Standard Features * 2x2 panel with fixed 22 gauge steel perforated face * 7/8" fiberglass back (R4 value) * Pattern controllers can be adjusted to 1

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

Lattice Return Air Grille 600-16X34 Finish:Designer Color - Bronze 2x4 * Soft WhiteStandard 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