HDC is a producer of ceramic tile and porcelain tile. HDC is located in Italy, and is imported into the United States and resold though Value Floors Direct. Alfa manufactures many ceramic and porcelain tiles, including the necessary accessories such as bullnose, decorations, listello pieces, and trim pieces. Value Floors Direct resells the following lines from HDC; HDC London. Please choose from one of the Factory Series below to view our HDC collections.