An industry standard since 1936, the Wellworth toilet offers an iconic, streamlined design. With a 1.28-gallon flush and space-saving round-front bowl, this Wellworth high-efficiency toilet features outstanding performance while remaining economical in its water usage, saving over 16,500 gallons of water per year compared to a 3.5-gallon toilet. Round-front bowl offers an ideal solution for smaller baths and powder rooms. 1.28 gallons per flush (gpf). Right-hand trip lever included. Combination consists of the K-4467-RA tank and the K-4197 bowl. Coordinates with other products in the Wellworth collection. Single-flush gravity uses the force of gravity and a precision-engineered tank, bowl, and trapway to create a strong siphon during flushing. Canister flush valve harnesses the natural force of gravity and optimizes flushing performance. Class Five flushing technology offers virtually plug-free performance and rinsing power for a clean bowl. Standard 12-inch rough-in. Three-bolt installation. Seat and supply line not included (sold separately). WaterSense toilets meet strict EPA flushing guidelines, including using at least 20 percent less water than 1.6-gallon toilets. Eligible for consumer rebates in some municipalities.