There's no getting around the fact that a tile floor looks gorgeous in almost any bathroom. They are durable, practical, attractive, and when done tastefully and carefully, they will survive numerous bathroom remodels. If you haven't thought about putting one in because they're cold on bare feet during the winter, you can solve that problem by putting heating elements down first before laying your tile...
Tile over tile means exactly what it says, but in this case you're going to sandwich a layer of radiant heating mats between the old and the new tile. Tile over tile is an easy way to avoid the mess associated with tearing up the old bathroom floor, but requires thorough planning. Deflection: Before you install a radiant heat mat over the old bathroom tile and install new tile over the mat, you should check the floor for deflection...
