Stealth 0.8 GPF Ultra High-Efficiency Toilet

Credit: Niagara Conservation Corp.

What makes this product green?

  • Conserves water


The Stealth 0.8 GPFGallons per flush. Measurement of water use in toilets. Since 1992, toilets sold in the United States have been restricted to 1.6 gpf or less. The standard for high-efficiency toilets (HETs) is 1.28 gpf. Ultra High Efficiency Toilet uses a patented vacuum-assist technology to pull the toilet bowl contents down the trapway from below. The ultra-quiet toilet evacuates 600 grams, as measured by third-party MaP testing. This two-piece vitreous china toilet comes with either an elongated bowl, which is ADA compliant, or a round-front bowl. It has a ten-year warranty on parts, a lifetime warranty on the vitreous china, and is available in white. This toilet is also marketed and sold as the Hennessy & Hinchcliffe Proficiency N7717 and N7716.

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Additional Info

Product Attributes

  • Gallons per Flush: 0.8
  • Grams per Flush: 600
  • MaP Tested?: yes


  • EPA WaterSense

Manufacturer Information

Niagara Conservation Corp.
2301 Charleston Regional Pkwy.
Charleston, SC 29492
Phone: 843-971-1414
Fax: 843-971-1472
Toll-free: 888-866-1624

Listed in: Residential Toilets