With a p trap toilet which is the type that goes through the wall will show up more of a leak from a perished pan connector seal than an s trap.
Leaking waste pipe in wall.
How to know if there s a leaking pipe.
Much of your house is probably made of drywall and water is drywall s natural enemy.
First of all you simply can t run around the house and pinch walls until you find the source of the problem.
If you have an older house with iron pipes you ll have a harder time hearing a leak.
Some of these problems may very well be irreversible.
Very often water pools on a different spot.
Anyhow let s not waste any more time and get right down to business.
Hiring a professional plumber can be very pricey and if you want to try to replace the pipe yourself follow the steps below.
Newer piping made of plastic pvc pipe will amplify the sound of dripping making it easier to hear.
Your leak is most probably there though it s not necessary.
How to test for a leaking toilet waste pipe.
Sometimes it s hard to tell or test if you have a leaking toilet pan connector depending on what toilet trap you have.
Try to scent the smell of sewage.
Let s see how to fix a leaking pipe behind a wall.
Search exposed basement pipes for corrosion and mould.
The broken pipe is most likely located behind the wall.
If there s a leaking pipe behind a wall you will most definitely.
Cut out the damaged piece of pipe and glue in a new piece with flanges at either end to fit over the existing pipes.
If you hear a faint dripping sound coming from a nearby wall it could be caused by a leaking pipe.
The leak may be in plastic drain pipes copper supply pipes or galvanized iron pipes.