The TOTO Entrada Universal Height Elongated Toilet Bowl is designed for use with the Entrada ST243E 1.28gpf tank. The Entrada bowl features an extra-large siphon jet, and a large trapway. The Entrada bowl is designed in TOTO’s Universal Height which allows for a more comfortable seat position across a wide range of users. The Entrada is ADA compliant and when paired with the ST243 tank, meets the standards for EPA WaterSense®, and California’s CEC and CALGreen requirements. Additional items needed for installation and use must be purchased separately: tank, wax ring, toilet mounting bolts, water supply lines, and toilet seat.