If the door was installed directly on the concrete slab water could be seeping under the doorframe.
Water leaking from top of patio door.
There are many places where water can leak into your home.
How to stop water leaks under a door frame.
Spray the door and look for the leak location.
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.
Step 1 test the door for the location of the leak.
The gutters are clear and the patio is level.
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.
Struggling to manage your water intrusion problems in the southwest florida home.
About a month ago during heavy rain and a strong se wind i noticed a leak from our east facing upvc patio doors.
Damage to the door itself.
If you cannot re create the leak problem inspect the interior of the door for stains or.
The leak was where the top of the frame meets the internal horizontal plasterwork.
At the time i went outside and saw that the first course of mortar above the window was cracked so assumed it was being forced in by the wind.
Some areas like your roof are obvious locations.
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.
Occasionally these sliding doors leak and need to be repaired.
The exterior door in between the windows had water entering the wall and you can see stains around the door still.
Water can seep through even the smallest cracks.
Have a reputable sliding door contractor remove the door if it has not been damaged build a new frame and reinstall the door.
If the door is installed at the edge of the roof overhang water could be leaking from the top of the sliding glass doors.
Moisture could be.