KOHLER Cimarron Biscuit 1.6-GPF Single-Flush High Efficiency Toilet Tank

This Cimarron tank combines high-powered flush performance with a classic style that suits traditional or contemporary decors. The tank features innovative AquaPiston™ technology, a patented flush engine, that delivers a fast, powerful, and plug-free flush. Pair it with a K-4347 Cimarron round-front bowl for a unified look.