Delta toilets are the smart choice. This Prelude 2-piece round-front toilet in white is beautifully designed for easy installation, maximum flush and water savings. All Delta toilets feature the exclusive SmartFit tank-to-bowl connection. This technology eliminates potential leak points and the fear of over-tightening bolts - all while adding stability to the tank simplifying the installation process. The Prelude round-front bowl offers a classic design, comfortable chair height and maximum flushing performance. At 1.28 gpf (4.8 lpf), this WaterSense-approved model provides significant water savings without sacrificing performance. No additional tools are required to assemble and install this complete toilet.