Lattice Return Air Grille 600-28X40 Damper:Opposed Damper PERFORMANCE DATA 907 Series Engineering/Performance

PERFORMANCE DATA 907 Series Engineering/Performance Data

inner dimension and outside dimension available * Available in continuous lengths with butt joints * Tamper proof screws * Standard Color

Available in 4" through 24" round

Standard Features * Extruded aluminum construction * 45 fixed blades parallel to longest dimension * Margin edges are 7/8" projection for baseboard installation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 1100FF - flush frame * Fractional and odd dimension sizes * Standard Color

22 gauge galvanized steel roll formed frame

Lattice Return Air Grille 600-28X40 Damper:Opposed Damper PERFORMANCE DATA 907 Series Engineering/PerformanceStandard 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