How do you get a toilet to sit firmly on the floor when you've already tightened the seating bolts completely?

Answer:

It is possible you will need a new flange. More likely your floor/tile are uneven, in which case you need to shim one side or the other with a vinyl shim, then caulk the gap.

First answer by Topbuilder. Last edit by Topbuilder. Contributor trust: 140 [recommend contributor recommended]. Question popularity: 1 [recommend question].