Concrete Floor Under Leaking Toilett

If it gives this may be the problem.
Concrete floor under leaking toilett. Water will find a way under the concrete and rise when it finds space ie. This wax ring seal is positioned between the toilet and the floor. Water stains on the ceiling or joists below. If your toilet has been leaking there is a danger the wooden subfloor will be damaged as a result.
Check every waterpipe coming out of the floor. 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. Under every toilet is a large round wax seal. To escape this water may pool on top of your floors yard or the concrete itself.
Signs of trouble bathtub drain leaking. Disconnect the water supply line from the toilet tank. How to find the source of a leaking tub drain. This is to prevent sewer gas and other bad smells from escaping into the bathroom.
Loose flooring near the tub or damp floors in adjoining rooms if the tub is on a concrete slab. Loosen the nut that attaches the supply line to the tank and it should slide out easily. Slab leaks create water build ups underneath your concrete foundation. If you have wood panel floors watch out for spots where the wood starts to warp.
In the case of a tub set on a concrete slab the leak will ruin flooring in the bathroom or adjoining rooms. Squeeze the handle as you drag the gun along the base to deposit a thick bead of caulk to the. The best way to tell if this is your problem is to push down on the floor around the drain. When a toilet leaks water from the bottom base on the bathroom floor you most likely have a worn out wax ring seal.
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. Place the nozzle of the open caulk tube in the crack between the toilet base and the top of the floor. If they are too corroded to turn use a hacksaw to cut the bolts.
Leaking drainpipes in a shower or a bathroom plug will let water underneath tile.