Test the door for the location of the leak.
Water leaking from top of sliding door frame.
The gutters are clear and the patio is level.
Moisture could be.
There are many places where water can leak into your home.
If you cannot re create the leak problem inspect the interior of the door for stains or rust.
When a door leaks the most common suspect is the bottom corner of the unit.
If a frame is crooked water can leak into the gaps between door and frame.
How to stop water leaks under a door frame.
It may seem obvious but a door left open or one that cannot be closed tightly because of wear and tear is a significant problem during a storm.
Damage to the door itself.
I plan to seal.
Aim a garden water hose with a sprayer set on mist or low at the outside of the sliding door.
Whether your door is sagging or bowed or just not making proper contact with the weatherstrip to seal out air and water the upper corners of your frame could be the problem.
I ve got a sliding patio door on the back of my home there s a moisture problem directly under the door in the basement.
During irma my first floor s windows north facing about 8 on each side were leaking rainwater from the top of the window similar to the manner of leaking in the video by ada lam above.
One potential problem area you can.
However in some instances the top corner of the door is the true culprit.
Some areas like your roof are obvious locations.
Spray the door and look for the leak location.
Common leak paths for doors.
A sliding glass door is no better than the frame into which it is placed.