ProFlo PF1612PARWH 1.0 GPF Pressure Assist 12 Right Hand Tank, Sloan White Equipped with Sloan Flushmate IV System, 2-Inch fully glazed trapway, Siphon Jet Technology. Two-piece vitreous china, 1.0 gpf HET, High Effciency Toilet with Pressure Assist EPA WaterSense Certified, Meets ANSI ASME A112.19.14-2006 and ASME A112.19.2M, Large 13-1/2 x 11-Inch water surface Close coupled tank with cover. Uses 35% less water than standard (1.6 gpf) low consumption toilets