This farmhouse apron kitchen sink is made of fireclay that has been calcined at high temperatures, making it solid and dense. These sinks exemplify a stunning union of time-tested quality. Dimension: 30"W x 20"Dx 10"H. Minimum Cabinet Size: 30"Fireclay: The farmhouse sink is made of fireclay to ensure maximum durability and density, fired in a kiln over 2200℉ for about 24 hours. 3.5" drain opening fits most of the garbage units in the market.Capacity: The ultra-deep single basin provides ample depth, while the large basin makes it easy to fit pots, pans, and more.Durable: Sloping drain provides easy runoff to ensure efficient draining and prevent puddling. High-pressure casting and solid-core construction ensure maximum strength and quality that is resistant to chipping. Heat-safe material that is thermal shock resistant and safe for hot pots and pans that won't age, crack, or craze over time.