Most times shower valve leaks behind the wall are very slow.
Fix water leak in wall.
A concrete block wall is hollow so filling the void s through which the water is passing is not a feasible repair method.
Systematically look for the leak open the walls and fix it.
Depending on the materials used to set the tile this can lead to tile falling off the wall severe rotting of the wall framing and damage to the subfloor joists or ceiling below.
You can detect leaks in walls by looking for key signs of water damage including peeling paint or wallpaper or patches of discoloration.
If you catch the leak early enough and clean up the mess immediately the.
Tile leaks occur when water seeps through deteriorating grout or caulk and gets into the wall behind the tile figure a.
If you have a broken pipe or fixture out in the open you can count yourself lucky.
How to seal a leaking concrete wall.
When someone is showering you might see water dripping from the ceiling.
Water damage is not always easy to figure out.
If you have an upstairs bathroom you may notice dried water stains on the ceiling below the shower.
Dealing with a water leak in a wall is usually a pretty big task.
Long term leaks can cause structural damage within your walls and can also lead to serious mold problems in the walls.
When you notice pooling water on the floor dampness on a wall or discoloration of drywall you re seeing the symptoms of a water leak.
The foundation type is also a factor.
Concrete walls sometimes only leak periodically such as after a hard rain or during snow melts.
A musty smell indoors can also indicate a water leak.
Depending on the kind of leak you may have to cut and replace part of a pipe.
One of the tell tale signs of a water leak coming from a shower valve behind the wall are water stains.
The leak wasn t present most likely when the place was new so study the outside for water puddles cracks in the stair or basement wall or if present a dirty clogged or improper bulkhead door s drainage and water run away system.
If you found your water leak inside the wall then you have more than a simple plumbing repair on your hands and it may be time to call in the pros.
However some walls gush water through openings in the concrete.
Do your best to control the water leak turn off the water to your home and call in a plumber immediately to come out and fix your problem.
They would cut the wall open determine the exact location of the leak and replace the damaged sections.
Then patch the wall sand prime and paint.
Clearly choosing the most suitable method to fix the leak in a foundation is not always straightforward.