Sidewall/Ceiling Register, Overall Depth 1 1/8 in, Overall Height 7 3/4 in, Overall Width 13 3/4 in, Maximum Opening Height 6 in, Maximum Opening Width 12 in, Filter Depth Not Applicable, Filter Height Not Applicable, Filter Width Not Applicable, Grille Color White, Grille Material Steel, Material Steel, Damper Material Steel, Bar Spacing 1/2 in, Face Design Louvered, Airflow Directions Three-Way, Adjustable Blades No, Mounting Location Ceiling, Wall, Mounting Style Surface Mount