If you are looking for a high quality, durable porcelain tile from the USA, we recommend you buy Petra Grey. Perfect for both exterior and interior applications, these high-quality porcelain floor and wall tiles suit different styles and preferences. Available in a grey color, it is offered in size 4x20 and comes in a matte finish. Manufactured by United Tile, Petra Grey tile is an integral part of the Love Affairs collection. Browse online, call us, or visit our tile store in Waltham, Massachusetts to get the best price for this tile!