what else do i need to install this unitA. The Kohler K-4323 has everything it needs to be installed to the wall, except the seat. However, you will need a concealed tank and carrier to supply it with water and an outlet for waste. Items like the Geberit 111.335.00.5 would be appropriate.
How does this toilet flush?A. The Kohler K-4323 requires a flush valve such as the American Standard 6068.221 which you can find displayed on our site.