Toto CST494CEMFG#01 Connelly Two-Piece 1.28 GPF and 0.9 GPF Toilet Bowl and Tank Less Seat, Cotton White Dual-Max Cyclone flushing system, high efficiency (1.28GPF/4.8LPF & 0.9GPF/3.4LPF) Elongated bowl Close coupled bowl and tank set, Toilet Seat not inlcuded SanaGloss ceramic glaze minimizes debris, mold and bacteria from sticking to porous Ceramic surfaces, Chrome trip-lever, 12" Rough-in, Trap Diameter 2-1/8", Trap Seal 2-1/8" With SanaGloss ceramic glaze, Flush System Dual-Max Cyclone Dual-Max Cyclone flushing system, high efficiency (1.28GPF/4.8LPF & 0.9GPF/3.4LPF) Elongated bowl Close coupled bowl and tank set, Toilet Seat not included Sana Gloss ceramic glaze minimizes debris, mold and bacteria from sticking to porous Ceramic surfaces, Chrome trip-lever, 12" Rough-in, Trap Diameter 2-1/8", Trap Seal 2-1/8" With Sana Gloss ceramic glaze, Flush System Dual-Max Cyclone