Lattice Return Air Grille 600-4X12 Residential Registers & Grilles Retainer cables are provided on

Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser

Free area equals more than 75% of nominal size

Square to round transition collar

Mounting holes with color matching 2" baseboard Phillips screws

Lattice Return Air Grille 600-4X12 Residential Registers & Grilles Retainer cables are provided onStandard 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