Faktum Bauprodukte GmbH – Products for professional tiling contractors. Your specialist partner for professional tiling using a quality tiling system. Others are good, we are better! Our three strong product brands SUBSTRAT Tiling Materials, SUBSTRAT Construction Chemicals and EXTREM Tools cover every requirement of professional tiling contractors. SUBSTRAT Tiling Materials und SUBSTRAT Construction Chemicals offer a 100 % System guarantee. Experience more about us in our Imagefilm.