Toilet Leaking Under Floor When Flushed

There may or may not be evidence of a leak at toilet floor level.

Toilet leaking under floor when flushed. When a toilet leaks water from the bottom base on the bathroom floor you most likely have a worn out wax ring seal. Often referred to as a spud washer. This is to prevent sewer gas and other bad smells from escaping into the bathroom. If your toilet leaks when you flush it you might have one or more of the following problems.

Your toilet tank is cracked. This wax ring seal is positioned between the toilet and the floor. A leak can be cleaned up but damage to a floor will cost significantly more to repair. If the toilet leaks only when flushed then the most likely culprit here will be the wax gasket.

Under every toilet is a large round wax seal. If a leak occurs press down on the bowl and tighten the nuts a little more. The nuts and bolts connecting the tank to other parts of the toilet aren t tight. One of the main reasons your toilet may be leaking at the base when flushed or at any other time could be due to one or more cracks in the fabric of the bowl.

Open up the valve and flush the toilet several times. There may or may not be evidence of a leak at toilet floor level. If you discover the base of your toilet is leaking it s important to act quickly before there is water damage to the floor. Your supply valve or fill valve are loose.

If replacing that fails to resolve the issue then there could be a leak in the toilet drain pipe but before opening any ceilings to investigate i. If water leaks between the toilet tank and bowl whenever you flush your toilet you need a new tank to bowl gasket. No matter what type your toilet is use the pink colored crane gasket. To fix a cracked toilet bowl you will need to.

A toilet can leak when flushed due to a failed wax ring seal under it. If it isn t leaking use the toilet for a couple of weeks then pry off the bolt caps and retighten the nuts. It will fit most models and is the best one by far in my opinion.