Corbelle Toilet tank, 1.28 gpf

Experience reliable performance and water-saving innovation with KOHLER® Corbelle toilet tank. Featuring AquaPiston flush technology, this tank delivers a fast, powerful, and virtually plug-free flush while using only 1.28 gallons per flush. Enjoy significant water savings-up to 16,500 gallons annually compared to a 3.5-gallon toilet-without compromising performance. Pair with the K-4144 bowl to complete your Corbelle skirted toilet.