Simone Uno ADA punched rim toilet system combines all of the components required for a complete toilet installation: Tank, elongated 17-1/2" high bowl, plastic seat, wax ring, mounting bolts, and bolt caps. 12" rough-in, 2-1/8" trapway, silent performance. 1.6 GPF (gallons per flush) flow rate. Scored 500 gm (gram) on the MAP (Maximum Achievable Pressure) test. Low water consumption. Meets or exceeds ANSI and CSA standards.