The Casalgrande Padana Alloy series is a product line that is specifically designed for commercial applications. It is available in a number of series with a plethora of colors and sizes. It is great for all applications, from the most original building of modern architecture to the restoration of classic buildings. Casalgrande Padana Alloy is ideal for high traffic applications. When installing rectangular tiles 18 inches or longer with a staggered joint, it is recommended that the offset not exceed 33%.