DynaMax™ Tornado Flush® utilizes 360 Degree cleaning power to reach every part of the bowl; Ultra high-efficiency dual flush 1.28 and 0.8 GPF; CEFIONTECT®® ceramic glaze prevents debris and mold from sticking to ceramic surfaces; Design of the bowl reduces water flow resistance resulting in a quieter flushing sound; Completely skirted design for a sleek and understated look that's easier to clean; Elongated front bowl and tank set; 12 Inch Rough in; Chrome push-button; WaterSense® Certified 27-3/8" x 15-9/16" x 29-5/16", 12" Rough-In, 15-9/16" Bowl Height, 1.28/0.8 GPF, High Profile Tank, Cotton, Vitreous China, Floor Mount, 2-Piece, Elongated Front Bowl, Toilet