This Devonshire two-piece toilet combines high efficiency with the old-world style of the Devonshire collection. Its single 1.28-gallon flush setting provides significant water savings of up to 16,500 gallons per year (versus an old 3.5-gallon toilet) without sacrificing performance. An elongated bowl and comfortable height ensure ease of use. Two-piece toilet. Elongated bowl offers added room and comfort. 1.28 gallons per flush (gpf). Comfort Height® feature offers chair-height seating that makes sitting down and standing up easier for most adults. Combination consists of the K-4397 bowl and the K-4438 tank. Coordinates with other products in the Devonshire collection. Standard 12-inch rough-in.