This Toilet Tank includes a tank-to-bowl gasket, tank-to-bowl hardware, and toilet bolt caps. The tank features Toto's Tornado Flush a hole-free rim design with dual nozzles that creates a centrifugal washing action that assists in rinsing the bowl more efficiently. This version of the tank comes equipped with a decorative right-hand chrome trip lever. It meets the standards for EPA WaterSense®, and California's CEC and CALGreen requirements. Additional items needed for installation and use must be purchased separately: toilet bowl, wax ring, toilet mounting bolts, water supply lines, and toilet seat. It can be used on the C404CUFG toilet bowl.