Description Toto Carlyle Toilet One Piece G-Max Complete Kits  Model – #MS874114 – Tank #CST874 Toto one piece toilets with 3.3 inch flush hole Improve the flushing of your toilet Toto For Bottom Water Fed 7/8-inch Water Connection, 9-inch Water Height Fill Valve.  Fill valve is universal fit for 1- and 2-piece toilets that are bottom water fed with a 7/8-inch pipe connection. 7/8-inch Strainer catches sediment in the water and allows valve to be serviced. Easy to install,