Brass floor register/grate/grille; unused, in original packaging Cutout (duct opening) size approx. 9 ½" x 3 3/8" (24 x 9 cm.) Body size approx. 11¼" x 5¼" (28.6 x 13.3 cm.) Pretty scroll design If it doesn't fit your floor register cut-out then you can return it :-)