Lattice Return Air Grille 600-5X40 past 12 months Spiral pipe diameter must be

Spiral pipe diameter must be 4” larger than the width of the grille

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 8" Duct Opening  (front blades parallel to shortest dimension)

Hinged removable extruded aluminum face frame with signature line marks

425 Series Submittal

built-in vanities

Lattice Return Air Grille 600-5X40 past 12 months Spiral pipe diameter must beStandard 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