Improve your bathroom with the American Standard Yorkville toilet. This American Standard toilet utilizes 31-Percent less water with its high efficiency ultra low consumption of 1.1 gallons-per-flush (4.2 LPF). It meet EPA WaterSense criteria as a result. This American Standard toilet also has an Ever Clean surface to prevent the buildup of mildew, mold, and bacteria on the surface of the toilet. It has pressure-assisted siphon jet action to Percent clogging. It also features a fully glazed 2-1/8-Inch trapway and a generous 10 by 12-Inch water surface area. This American Standard two-piece toilet features a chrome metal trip lever, 4 bolt caps, and does not include the seat. It has the American Standard speed connect tank/bowl coupling system for easy installation.