| A True Breakthrough in Toilet Technology | Virtually No Clogs - No Problems | 10-year Worry-Free warranty | Virtually no clogs. At 2-3/8" diameter, the largest siphon trapway on the market means you can throw those plungers away. | Maintenance free. No more rubber flappers to wear out and replace. | Save water. Uses 1.6 gallons every time. Can't be adjusted and will never need to be. | Tested to be the best. When subjected to the most rigorous industry and private tests. America's Best Flushing System is the clear champion with above-average scores every time. | Powerful, efficient and remarkably quiet. | New flush tower. No more rubber flappers that can corrode and leak. The Flush tower helps the Champion deliver a fast, clean and quiet flush — every time.