Kast Concrete Basins With a basin to suit every setting, the Kast range has customisable options for size, colour and style. Each basin is made to order at our factory in the UK, allowing you to tailor designs for a perfect match in your build. Using tints and precision blends of admixtures Kast basins can be manufactured with a vast spectrum of finishes. With our ability to produce bespoke items or larger runs, Kast basins are ideal for development projects as well as the domestic market. (less)