Yes. Although these new replacement toilets only flush 0.8 gallons per flush, they are effective at clearing the bowl. The Niagra Stealth toilet is rated by Maximum Performance, MaP, to be able to flush 800 grams of solid material, which rates this toilet in the highest possible category that MaP offers, “highly recommend”. The Stealth is available in a round or elongated bowl and standard or ADA height.
MaP is an independent testing program that is not affiliated with any manufacturer or group. Since 2003, MaP has tested over 4,500 different toilets and is the leading toilet flush performance testing center in North America.