Rustic Ceramics, the everyday tile. Generally rated between a PEI 3 and PEI 5, are suitable for all domestic areas. Rustic Ceramics, having a variety of colors and tones guarantees that whatever your color schemes, there’s a tile to match. Rustic Ceramics, also available in anti-slip textures, ensures that areas such as patios, porches and deckings which are exposed to weather, are tread safe.