.
Waste travels from the bowl through the trapway, then out the bottom of the toilet.
In addition, its compact size makes it easier to maneuver into position over the waste pipes compared to other single-piece toilets.
It is just one of life's dirty tricks that the very fear of losing blocks the winning forces.
It is interesting that when you set the TSU99A.
Impatient person that I am, I might just go to Lowes and get a Korky 528MP fill valve and swap it for the one in there; it has an adjustable refill percentage so you can set it as you like.