Introducing the Power Flush collection- available in 1 and 2 piece designs. Replace your old toilet with the Power Flush 1.28 GPF High-Efficiency Single-Flush Toilet Featuring Niagara Stealth Technology in White. This toilet features patented hydraulic technology, known as the Stealth. With one flush, quietly and thoroughly evacuate the bowl every time and eliminate double flushing. The flapperless design means no costly flapper, chains or levers to replace and no leaks ever. Also, this toilet virtually eliminates all refill noise as the fill valve is never exposed. Power Flush comes with the Quick Connect feature making installation easy for the DIYer and Pro.