Lattice Return Air Grille 600-12X40 Residential Registers & Grilles For evaporative cooling or high-velocity

For evaporative cooling or high-velocity exhaust applications

3 or 4 way air patterns from face * One size fits 6" thru 16" (collar by others) * Soft White

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 14" Duct Opening (front blades parallel to shortest dimension)

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

T-20 Tamper Proof Screws

Lattice Return Air Grille 600-12X40 Residential Registers & Grilles For evaporative cooling or high-velocityStandard 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