WELLAND White Oak Self Rimming Floor Register (2" x 10") Contemporary paint finish floating shelf made of Solid Pine Wood Special design of one transverse groove to display phone frames Crown molding curved line adds a sense of the perfect combination of modern and retro style Organize your home and free countertops from clutter with decorative ledge Dimensions: 48 x 5.25 x 3.25-inches; Easy to hang with detailed installation instructions Read Carefully Please Dust Openings is duct opening 2 1/4&#034; x 10&#034; Measure the size of the duct opening. Do not measure your current floor register. Fits a duct size opening of: 2&#034; x 10&#034; you must measure the size of the duct opening