Floor Register, Overall Depth 1 3/8 in, Overall Height 11 1/2 in, Overall Width 5 1/2 in, Maximum Opening Height 9 7/8 in, Maximum Opening Width 4 in, Filter Depth 1 3/8 in, Filter Height 11 1/2 in, Filter Width 5 1/2 in, Grille Color Brass, Grille Material Steel, Material Steel, Damper Material Plastic, Bar Spacing Not Applicable, Face Design Decorative, Airflow Directions One-Way, Adjustable Blades No, Mounting Location Floor, Mounting Style Lay-In, Blade Angle 180 Degrees , Finish Antiqued