Return Air Grille 23 3/4 in X 23 3/4 in, Smooth, Plastic

Return Air Grilles, Overall Depth 2 1/8 in, Overall Height 23 3/4 in, Overall Width 23 3/4 in, Maximum Opening Height 22 in, Maximum Opening Width 22 in, Grille Color Black, Grille Material Plastic, Material Plastic, Bar Spacing 1/2 in, Face Design Egg Crate, Airflow Directions Four-Way, Mounting Style Lay-In, Blade Angle 90 Degrees , Finish Smooth, Product Type Return Air Grille, Airflow Capacity 1,000 cfm