American Standard 2794.204.020 Studio Concealed Trapway Dual Flush Right Height Elongated Toilet, White Combination bowl and tank less seat Oversized 3-Inch flush valve Fully glazed 2-1/8-Inch trap way Vitreous china construction High efficiency, ultra-low consumption 128 gpf toilet.Siphon action jetted bowl with smooth-sided, concealed trapway