Hart & Cooley® Return Air Grille, Horizontal, Series: 650, 30 in W x 12 in H, 29-1/2 in Duct Width, 11-29/32 in Duct Height, 13-3/4 in Overall Length, 31-3/4 in Overall Width, 20 deg Deflection, 1/3 in Blade Spacing, Steel, Bright White Enamel, Domestic