Lattice Return Air Grille 600-16X42 Damper:Opposed Damper Mounting Holes - Designed for

Mounting Holes - Designed for ceiling or sidewall application

904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 30" Duct Opening (front blades parallel to shortest dimension)

Ceramic fiber blade insulation with fiberglass cover*

Designer Color or Plated Metal Finish available on this product

Accessory to the 90 Series

Lattice Return Air Grille 600-16X42 Damper:Opposed Damper Mounting Holes - Designed forStandard 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