Butler 29.5" X 18.5" Fireclay Kitchen Sink Butler small Farmhouse kitchen sink - Best matching stainless steel grid GFC3018SU - Amazon. Sutton is reassuringly durable and visually beautiful. Fired at 1600 degrees Celsius for lasting durability Fireclay Collection is handcrafted using original slip casting techniques. - Most compatible sink rack (grid) is GFC3018SU (Amazon). Most compatible strainer MDOEL # ST133 On Amazon.