Terassa Porcelain by Architectural Systems Inc. comes in 13 colors and a range of sizes and finishes reminiscent of the art deco and modern styling terrazzo from the 1920s to the 1940s. The collection is GREENGUARD Gold Certified. It is comprised of aggregate chips embedded in a matrix. A proprietary antimicrobial and anti-pollution coating is available with a 5,000-sq.-ft. minimum. The flooring is nonporous and able to clean with industrial grade products.