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450 Series Engineering/Performance Data
For ceiling or sidewall applications
Back blades are parallel to the longest dimension
Square to round transition collar
Hinged removable face with hinges parallel to longest side
Lattice Return Air Grille 600-24X48 Finish:Designer Color - Bronze 450 Series Engineering/Performance DataStandard 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
