Rohl MS3018WH Shaws Classic Modern Apron Front Single Bowl Fireclay Kitchen Sink, White No overflow. Suitable for waste disposal units or basket strainer waste. Sink measures 30 inch x 18 inch Standard 3 1/2 inch drain opening (centered). unique squared apron front sink. Acid and alkali resistant glazed surfaces designed to withstand heavy use Due to 2% Dimensions, it is recommended that the cabinet maker wait until your sink is delivered to make the cabinet; no template available Standard 3 1/2" drain opening (Centered). Unique squared Apron Front Sink. Acid and alkali resistant glazed surfaces designed to withstand heavy use No overflow. Suitable for waste disposal units or basket strainer waste. Sink measures 30" X 18" Due to 2% dimensions, it is recommended that the cabinet maker wait until your sink is delivered to make the cabinet; No template available