Lattice Return Air Grille 600-36X24 Damper:without Damper accepts 6"-16" collar (collar by

accepts 6"-16" collar (collar by others)

904 Series Submittal

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

1050 Series Submittal

Double deflection radius mount spiral pipe grille with adjustable blades

Lattice Return Air Grille 600-36X24 Damper:without Damper accepts 6"-16" collar (collar byStandard 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