Inspect above in the access window with your flashlight.
Shower stall door leaks water.
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.
If you find water leaking through the gap under the door then you can install a shower door sweep.
Most people have encountered a leaking shower door.
All the caulk in the world may not prevent your shower and glass door enclosure from leaking.
Be sure to fill this up from another faucet in the house.
I agree a possible slope problem but that type of door does leak water.
A leaking shower door almost always leaks from the bottom trim or seal.
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.
When you find water damage outside the shower door the problem is typically due to an installation error.
Th elimination of the frame is what causes water to leak as the glass is not fully sealed.
The framed ones have a problem of corrosion because of more metal.
The shower door trim wasn t sealed correctly.
Buy frameless shower door sweeps from dulles glass mirror.
Pfokus manufactures a high quality polycarbonate material.
If you suspect it s your shower drain that leaks try this test.
Wait a day or two for any leaked water to dry.
Leaks are more common in frameless doors as compared to the framed ones.
Solutions for fixing the leaks under the frameless shower door.
If water is leaking through a shower door where two panes of glass meet a seal should be installed.
If you want a tight zero water get semi to framed.
The water may be leaking from the pipe that services the shower head called the shower arm.
These seals are usually installed with an adhesive that keeps them in place.
Then simply fill a pail full of water preferably a 5 gallon bucket.
Frameless shower doors all leak.
Use a fan if possible to speed up the drying process.
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.