This item is the tank only and is perfect for retrofit work and water efficiency, the Maxwell wall hung back outlet 2-piece toilet is a smart and reliable option. It's designed with high-quality components such as 3" flush valve, dual siphon jet and more. Operating at 1.28 gpf (4.8 Lpf), this model can reduce water consumption by 20% over traditional models. The wall hung design ensures easy access for cleaning and maintenance.