Lattice Return Air Grille 600-28X46 Residential Registers & Grilles 055 T6 extruded aluminum frame

055 T6 extruded aluminum frame * Movable cores provide multiple fixed blade air patterns * Square collar * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * MA O - recessed screwdriver operated opposed blade damper * Square to round No Labor Collar * 700 MA and MA T - T-Bar mount * 1320 Series - stainless steel fixed pattern diffuser * DCF (Deep Ceiling Frame) - steel frame design prevents smudging of ceiling surface area surrounding diffuser * DCF O above with opposed blade damper * MA CM - concealed mount * Tamper proof screws * Standard Color or Designer Color Finish available on this product Additional Drawings * MA DCF

For evaporative coolers or central blower systems

Lever operated multi-shutter damper

Standard Features * Step-down design with four-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Step-down feature allows for uniform airflow distribution * Soft White Options * 100 - diffuser only (no damper) * 100 D - diffuser with steel multi-shutter damper * 100 O - diffuser with steel opposed blade damper * No Labor Collar - Square to round * Tamper proof screws * Standard Color

Blades run parallel to longest dimension

Lattice Return Air Grille 600-28X46 Residential Registers & Grilles 055 T6 extruded aluminum frameStandard 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