KOHLER K-4460-C-0 Sifton Water-Guard Wall-Hung Toilet Bowl, White Precision-engineered to meet the challenging demands of today's commercial bathrooms 21-1/2-Inch x 14-Inch x 11-3/4-Inch 1-1/2-Inch rear spud Elongated bowl ADA-compliant when installed at required height of 17-Inch - 19-Inch from floor to top of seat