Loose flooring near the tub or damp floors in adjoining rooms if the tub is on a concrete slab.
Concrete floor under leaking toilett.
This is to prevent sewer gas and other bad smells from escaping into the bathroom.
Leaking drainpipes in a shower or a bathroom plug will let water underneath tile.
To escape this water may pool on top of your floors yard or the concrete itself.
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 you make a fairly major repair.
Place the nozzle of the open caulk tube in the crack between the toilet base and the top of the floor.
When a toilet leaks water from the bottom base on the bathroom floor you most likely have a worn out wax ring seal.
Check every waterpipe coming out of the floor.
The best way to tell if this is your problem is to push down on the floor around the drain.
Loosen the nut that attaches the supply line to the tank and it should slide out easily.
How to find the source of a leaking tub drain.
Signs of trouble bathtub drain leaking.
If they are too corroded to turn use a hacksaw to cut the bolts.
Slab leaks create water build ups underneath your concrete foundation.
If it gives this may be the problem.
Another way to tell is to examine the drain from underneath which can be accomplished in the crawlspace or the basement.
If your toilet has been leaking there is a danger the wooden subfloor will be damaged as a result.
Squeeze the handle as you drag the gun along the base to deposit a thick bead of caulk to the.
I had a similar problem the cause was a very small leak where the pipe joined the tap in a sink about 25ft from where the wet patch appeared.
Water stains on the ceiling or joists below.
The process to repair the subfloor is not easy but it needs to be handled promptly to avoid further damage to the wooden floor below which could eventually result in the toilet falling through.
With a wrench loosen the toilet mounting bolts or tee bolts that hold the toilet to the floor.
Under every toilet is a large round wax seal.
Disconnect the water supply line from the toilet tank.
In the case of a tub set on a concrete slab the leak will ruin flooring in the bathroom or adjoining rooms.
This wax ring seal is positioned between the toilet and the floor.