When you find water damage outside the shower door the problem is typically due to an installation error.
Shower stall door leaks water.
This seal simply acts as a barrier that fills the gap between the two panes and allows the water to drain back into the shower instead of escaping.
All the caulk in the world may not prevent your shower and glass door enclosure from leaking.
Use a fan if possible to speed up the drying process.
A leaking shower door almost always leaks from the bottom trim or seal.
Solutions for fixing the leaks under the frameless shower door.
The mistake is compounded over the years by handymen and diy ers adding more caulk to the inside of the shower trying to fix the problem.
Th elimination of the frame is what causes water to leak as the glass is not fully sealed.
The shower door trim wasn t sealed correctly.
Sometimes the leaks are faint so you may need your flashlight and mirror to look for minute drops of water forming around the joints of the water pipes.
The framed ones have a problem of corrosion because of more metal.
Inspect above in the access window with your flashlight.
In fact caulk can make it worse.
I agree a possible slope problem but that type of door does leak water.
Buy frameless shower door sweeps from dulles glass mirror.
Pfokus manufactures a high quality polycarbonate material.
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.
The water may be leaking from the pipe that services the shower head called the shower arm.
If water is leaking through a shower door where two panes of glass meet a seal should be installed.
Leaks are more common in frameless doors as compared to the framed ones.
Be sure to fill this up from another faucet in the house.
If you suspect it s your shower drain that leaks try this test.
If you find water leaking through the gap under the door then you can install a shower door sweep.
Wait a day or two for any leaked water to dry.
If you want a tight zero water get semi to framed.
Then simply fill a pail full of water preferably a 5 gallon bucket.
These seals are usually installed with an adhesive that keeps them in place.