How to fix a rotten floor around the toilet.
How to replace rotten floor under toilet.
How to repair the sub floor under a leaky toilet.
How to replace a rotten floor in front of a bathtub.
If your toilet has been leaking there is a danger the wooden subfloor will be damaged as a result.
If the subfloor is spongy under your leaking toilet the toilet may have started to wobble and the problem is quickly going to get worse unless.
If only the area directly below the flange is rotted you can install a two piece steel closet flange support.
Around the toilet the floor may get flooded from overflowing.
A spongy floor around the toilet is a strong indication that the subfloor has absorbed water.
Peel back the flooring around the fixture and you will.
It goes under the flange and transfers the load of the flange and toilet and you out onto more solid surrounding wood.