The TOTO Eco Drake Transitional Two-Piece Elongated 1.28 GPF Universal Height Toilet for 10" Rough-In merges classical and modern aesthetics and is powerful and durable enough to work within both residential and commercial applications. The Eco Drake Transitional bowl and tank set includes a tank to bowl gasket, tank to bowl hardware, and toilet bolt caps. The Eco Drake Transitional utilizes TOTO's E-max® flushing system, featuring a 3? wide flush valve, extra-large siphon jet, and a large trapway. This reliable, highly efficient combination generates a powerful cleansing flush while only using 1.28 gallons of water. This version of the Eco Drake Transitional is designed to feature TOTO?s Universal Height which allows for a more comfortable seat position across a wide range of users. This Eco Drake Transitional comes with a left-hand chrome trip lever. This Drake is ADA compliant and designed to fit a 10 inch rough-in. The Eco Drake Transitional meets the standards for EPA WaterSense®, and California?s CEC and CALGreen requirements. Additional items needed for installation and use must be purchased separately: wax ring, toilet mounting bolts, water supply lines, and toilet seat.Transitional, high-profile two-piece elongated bowl and tank set ? Residential or commercial installations ? E-Max® 1.28 GPF flushing system, creates a powerful flush ? Universal Height for more comfort across a broader range of individuals ? Designed to be installed within a 10" rough-in ? Left-hand chrome trip lever ? Glazed trapway ? ADA, WaterSense®, CALGreen, and CEC compliant ? Included parts: tank to bowl gasket, tank to bowl hardware, and toilet bolt caps ? Purchased separately: wax ring, toilet mounting bolts, water supply lines, and toilet seat