If your shower leaks behind wall you will see water stains on the drywall ceiling below the tub drain.
Drain leak behind wall.
Usually the most obvious sign of leaking pipe behind a wall is when you see a huge portion of water bursting through the wall.
Identify the walls that contain water pipes by looking where pipes go up from the basement and by checking where pipes enter the walls in bathrooms and in the kitchen.
If that doesn t work replace the drain assembly.
Feel around the copper pipes for any wetness from recent use.
If there s a leaking pipe behind a wall you will most definitely spot some causes and changes around that area.
Look for signs of leaking.
In cases where a leak behind a wall isn t visible you may be able to detect the leak using your sense of smell.
They would cut the wall open determine the exact location of the leak and replace the damaged sections.
If given enough time a slow leak can result in very serious structural damage that will make the restoration process longer and more expensive.
So if there s any pipe leakage in your home you ll face.
If a pipe springs a leak mold can begin to grow in the area.
If you see mold in unusual places where water does not usually accumulate such.
To be sure these stains were not from the bathtub drain run a little water in the tub and see if the drain is leaking.
Since water that leaks into walls never has a chance to dry out the walls will begin to give off a humid musty odor.
But there are usually some subtle signs to help you identify these types of leaks including.
Hidden water leaks behind walls can be especially dangerous because the water will get absorbed into flooring drywall and ceilings as well as wooden support beams and sheetrock.
If you have plaster or the leak is behind tile or brick a professional contractor is your best bet.
Mold thrives in moist dark areas which are typically hidden behind walls or under flooring.
Musty smelling walls will often be accompanied by other signs of a leak e g discoloration.
If you don t have access beneath the drain cut a hole in the ceiling below or replace the drain assembly with a wingtite drain.