Brass Elegans 120E PLB Solid Cast Brass Victorian Floor Register, Polished Brass Finish Model. Heavy solid cast brass construction will not bend or warp Powder coated adjustable steel damper with no exposed edges to rust is screwed to the faceplate for easy removal Durable high quality decorative finishes Outer dimensions of brass face plate are 13.5 x 5.5 x 2 inches and fits in Duct Opening of 4" x 12' inch. Classic victorian design