DISCONTINUED
Custom Size:
Widths from 14" thru 29-3/4"
Lengths from 48" thru 55"
Thickness: 9/16"
Cell Size: 3/4" x 3/4" OD, 5/8" x 5/8" ID
White Polystyrene Egg Crate Louvers for air returns and venting. Injection-molded 9/16" Thick x 3/4" x 3/4" square cell egg crate louver has a unique interlocking edge design so it can be butted together to form an almost seamless continuous joint.