KOHLER Whitby Cast-Iron 28 in. Service Sink in WhiteWhitby Cast Iron Utility Sink The KOHLER Whitby Service Sink, crafted from robust cast iron, provides unparalleled durability for both large and small tasks. Its smart floor mount corner design optimizes space in utility areas. This model, featuring a timeless white finish, is perfect for spaces needing a reliable, rust resistant solution. Key Features: Durable Construction: Made from KOHLER cast iron, ensuring long term use and resistance to wear.