Wall Housing, For Blade Diameter 42 in, For Cut-Out Height 47 5/8 in, For Cut-Out Width 47 5/8 in, Thickness 18, Material Steel, Overall Depth 44 in, Overall Height 46 1/4 in, Overall Width 46 1/4 in, Finish Galvanized, Includes 1 Guard, (4) Mounting...