If the grout becomes damaged on the floor it will give water a chance to slip through the gaps and under.
Water leak under kitchen floor tiles.
If the floor is spongy you should replace the plywood subfloor.
Though most slab leaks are from fresh water pipes sewer pipes are occasionally to blame.
Tile leaks occur when water seeps through deteriorating grout or caulk and gets into the wall behind the tile figure a.
You will need to remove the lower panel and look underneath with a.
Rotated bowed or separated walls.
Begin by inspecting the floor as well as you can.
Use the rubber mallet to tap the head of the putty knife to pop the ceramic tile from its place.
What are the causes of water under a tile floor.
Posted by jon1270 at 9 49 am on october 13 2013 i m in florida no basements or crawl space just slab.
Place a wide putty knife under the ceramic tile parallel to the floor.
Set all the ceramic tiles you removed to the side.
Cracks in your floor tiles bricks or moldings.
Repeat this procedure for all ceramic tiles with underlying water.
Check the connection at the wall and where the pipe from the wall attaches to the fridge.
To check if a concrete subfloor is dry tape clear plastic to several areas leave it for 24 hours and pull it off.
Over wood the problem is usually a water leak flooding or the underlayment was too wet when installed.
Leaking drainpipes in a shower or a bathroom plug will let water underneath tile.
Another possibility is the dishwasher.
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.
Water damaged vinyl flooring problems are more common over concrete than with vinyl floors installed over wood substrates.
Be sure to especially check the kitchen as there are many water sources and water pipes in that room.
When these pipes break water escapes to the surface and causes the foundation to crack or warp.
If there are no signs of leaks in the ceiling or in any other the water sources throughout your home the conclusion is assumed to be a leak under the floor.