The Original Stealth® – 0.8 GPF Single Flush 10” Round Toilet

The world’s first and only Ultra-High-Efficiency Toilet is here. The Niagara Stealth uses only 0.8 gallons per flush – half of what federal regulations require – thanks to our patented hydraulic technology. Innovative and stylish, the Stealth has a whisper quiet flush with a low profile body. A round bowl provides comfortable seating even in the smallest spaces. And because of its integrated flapperless technology, it’s virtually maintenance free. Think of it as the secret weapon of the water revolution.


  • Quiet, powerful flush delivered with a patented Stealth flush chamber and air transfer system
  • Reliable Fluidmaster fill valve
  • Fully glazed 2" trapway helps achieve a clear bowl every time
  • Two-piece toilet
  • Stylish, inconspicuous, and durable flush button
  • No flapper to cause leakage
  • Round bowl fits into any space


  • One flush thoroughly evacuates the bowl every time, eliminating double flushing
  • EZ Height design makes it easier to sit and stand
  • No flapper to cause leaks
  • Excellent MaP scores for better flushing


  • Eligible for Consumer Rebates
  • 800G MaP Score
  • WaterSense Certified
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Bowl Dimensions: 14”W x 16”H x 26.5”D
Footprint: 22.5”L x 10.25”W
Water Spot: 8’’ x 6’’
Assembled Dimensions: 18.75” W x 30” H x 27” D
Rough-In: 10’’

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Single Flush Stealth® Technology

Quiet. Powerful. Proven. See how Niagara's patented technology actually works. Watch the video and finally stop wondering "How is this even possible?"

Part 1 of 5 – Stealth Troubleshooting


Part 2 of 5 – Stealth Troubleshooting

Toilet Continually Running?

Part 3 of 5 – Stealth Troubleshooting

Experiencing Poor Flush Performance?

Part 4 of 5 – Stealth Troubleshooting

Need To Snake?

Part 5 of 5 – Stealth Troubleshooting

Weak Flush Or Toilet Gurgling?