Leak comes from the top of the door frame and going down on side frame to the bottom inside the frame and drip at the same time a bit from the top of sliding door on the glass.
Sliding door leaking from top.
Check to see which door moves and which one is the stationary.
Leak happen when it is a heavy rain with wind blows same direction where is the door.
It sounds like the problem may be with the flashing or lack thereof around your sliding glass door.
How to fix a sliding door leak.
Flashing is a protective sealing membrane designed to protect a wall at its most vulnerable points namely where window and door openings exist.
After gaining a general understanding of your door keep in mind the easiest way to prevent leaks is to keep your tracks free of debris and your plastic or metal rollers clean.
I resealed all the bricks outside with mortar and new roof gutters are clean.
If you have a problem with water leaking it will usually be on the bottom track threshold of the non stationary door.
In this video i show you how i repaired a leak by replacing an incorrect capping job.
Be sure to tape thin sheets of plywood over the glass to protect the door from flying pieces of concrete.
I used this tape for sealing.
Test the door for the location of the leak.
Check the weatherstripping or flashing.
Do you have any leaking windows or doors.
Above the door is a window new last year installed.
Weatherstripping and flashing are rubber insulators located on the.