My crazy grandfather is hell bent on lowering the level of the water in the toilet bowl. Why... I don't have the faintest clue, but when he has something in his head he will not rest until he gets an answer and that is why I have to find out if this is actually possible? I know about the...

The toilet bowl in the Master bathroom has a very low water level. It has been getting lower and lower over time. The toilet bowl tank has the correct amount of water in it, so I am not sure as to why when I flush the water level in the actual bowl has been decreasing? Can anyone shed some light...

I have two bathrooms back to back in my new store. When I flush one toilet it sucks water from the toilet bowl of the other. How can this problem be corrected? John

Is there any way to increase the water level in the toilet bowl?

I am not totally unfamiliar with plumbing, but this one has me stumped. I flush the toilet before I go to bed. In the morning the water level in the bowl has dropped a couple of inches. When the toilet is flushed there appears to be an air bubble which comes up, but the toilet flushes almost...