If water is leaking through a shower door where two panes of glass meet a seal should be installed.
Tile shower leaking around door.
Starting low on the wall splash or spray water on an isolated area and keep checking for leaks as you work your way up a couple of feet at a time.
If your tile shower is leaking the cause of the leak must be found and addressed as soon as possible and definitely before you take a shower again.
This is usually cause by water spraying from the leak in back of the wall.
If your door has a lot of gap as the bottom then you can install a frameless shower door.
Shower door leaks if applicable sometimes a shower leaking water can be due to the doors simply not doing their job of containing over spray and splashes from showering.
If it s a shower valve leaking it s possible you can get at it from inside the shower but you may have to chisel away some tile to get it at for example.
Pfokus manufactures 12 different kinds of frameless door seals each with a different size and specification.
Answer if water from your shower is leaking into a crawl space the problem is not the cementitious grout joints.
All the caulk in the world may not prevent your shower and glass door enclosure from leaking.
Unfortunately the only way to fix this is to do the tile work over again.
If the shower drains and there is no leak then you will need to examine whether the leak is coming from missing grout between tiles on the shower walls.
If your frameless shower door leaks from the sides then you can rectify this problem by installing a frameless shower door seal.
Check the door seal a common source of a leak in a corner shower is the bottom door seal.
The d i y video how to seal a big gap between tile floor and tile wall in a bathroom or shower.
If there is not enough of a slope back in towards the shower then the issue is likely being caused by the curb.
It likely was not installed correctly.
In fact caulk can make it worse.
One other sign of a shower leak behind the wall is the drywall tile in front of the valve becomes spongy.
In a corner shower the shower head sprays water directly onto the door exerting more force and water.
I have done posts in the past about not caulking the connection where tile shower and or tub enclosure meets the tub or the one piece shower base.
Failure to do so puts more moisture behind the wall or under the floor which can cause mold rot in the wood structure or crumbling drywall.
Determine where your shower is leaking.
It shows how to seal a gap in the corner where the tile floor.
To do this focus on one wall at a time.