Replace your old toilet with the Niagara Phantom 2-piece 0.8 GPF Ultra-High-Efficiency Single Flush Elongated Toilet Featuring Stealth Technology, the world's only ultra-high-efficient toilet. This toilet features patented hydraulic technology, known as Stealth, which uses only 0.8 GPF (3 LPF). One flush thoroughly evacuates the bowl every time and eliminates double flushing. With water consumption that has cut the industry standard in half, this toilet has achieved a quiet, powerful and proven flush saving thousands of gallons with no change in consumer use or behavior. The flapper less 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. Color: White. Material: Vitreous China.