At Kohler, we push flushing power and toilet design to the leading edge. A benchmark of American innovation and engineering, this KOHLER® Wellworth two-piece elongated toilet displays graceful curves that fit a wide variety of bathroom motifs. A powerful 1.6-gallon flush delivers strong, reliable performance, and the elongated bowl ensures comfort. Kohler® Toilet, 2-Piece, Wellworth®, 1.6 gpf Flush, Elongated Bowl, 14-1/2 in Rim Height, 12 in Rough-In, 2-1/8 in Trapway, Floor Mount, Class Five® Flush, 18 in W x 29-1/4 in D x 30 in H, Vitreous China, Biscuit