If your toilet's flushing power has been less than optimal ... from adhering to the porcelain finish. If the water level is too high, you run the risk of the toilet overflowing when it's flushed.

Consider the 140,000 times you're likely to flush a toilet over a lifetime ... A comfortable height. How high a toilet stands is another buying decision. More and more toilets—and nearly ...

The best in our tests can do it all in one go; the worst get clogged with the first flush. We also test each toilet’s self-cleaning ability, noise level, and ability to carry a load through a ...