Porcelain is widely used as wall and floor tile. In recent years with technological innovations porcelain became available in larger format that can be used for kitchen countertops, full shower walls, fireplaces and bathrooms countertops. Before considering porcelain slabs for your house there are few things that the homeowner should be aware of. Porcelain is non porous material and is heat resistant however it can break or chip if something heavy is dropped on it or it is exposed to friction. Porcelain comes in 6mm or 12mm therefore all porcelain countertops have to be mitered to create sufficient thickness. To protect the countertops from cracking inside of the porcelain is lined up with foam and sometimes metal .