Toto CT486FG#01 1.6-GPF and 0.9-GPF Maris Wall-Hung Dual-Flush Toilet Wall Hung Elongated Toilet Bowl with Skirted Design Dual-flush flushing system, high efficiency (1.6GPF/6.0LPF & 0.9GPF/3.0LPF) CEFIONTECT ceramic glaze - prevents debris, mold from sticking to ceramic surfaces, leading to fewer chemicals and less water in cleaning Must be paired with in-wall tank system Seat sold separately