Expona Luxury Vinyl Tiles. Expona is a collection of luxury vinyl tiles, replicating the natural beauty of stone, slate and marble, with additional creative and innovative effects for use in domestic and commercial areas. Suitable for use within all heavy commercial and residential situations. Featuring a polyurethane reinforcement to reduce maintenance costs. Developed using exclusive and protected designs, the highest technical quality and environmental standards are met with a range of multi-formatted tiles and planks, mirroring the beauty of natural materials and creative effects.