Hart & Cooley® Baseboard Return Air Grille, 1-Piece, Series: 657, 30 x 12 in, 29-1/2 in Duct Width, 31-3/4 in Overall Width, 7/8 in Overall Depth, 20 deg Deflection, 1/3 in Blade Spacing, Steel, Bright White Enamel, Domestic