This KOHLER® Kelston toilet features ContinuousClean, an automatic dispensing system that delivers a consistent amount of toilet bowl cleaner with every flush to keep your bowl cleaner longer. Simply place a cleaning tablet in the tank compartment, set the desired amount with the adjustment dial, and the system does all the work. This water-efficient two-piece floor-mount toilet also utilizes the innovative Revolution 360® flushing and AquaPiston® technologies to deliver a fast, powerful, and virtually plug-free flush.