The RSS1718SB Single Bowl Stainless Steel Kitchen or Prep Sink in Brushed Stainless is the most innovative kitchen sink from Rohl. It is fully insulated using Quiet Coat, a sound-deadening technology. It has zero-edge sidewalls with Tangent Edges. It is an easy-to-clean kitchen sink particularly on the bottom edge radius. This sinks internal measurements are 17x18x10 while it measures 18 " x 19 " x 10" externally. The standard drain opening measures 3 inches. This Single-Bowl Prep Sink carries the ROHL brand logo. It is packaged with mounting brackets. The WSGRSS1718 stainless steel grid is recommended to avoid stains on the bottom of the sink. For this product, ROHL offers a limited lifetime warranty on manufacturer defects. The stainless copper finish is not covered by a warranty except for manufacturer defects. With ROHL, you are sure to find that very special sink when seeking a metallic opulence for your culinary spaces.