Common leak paths for doors.
Water leaking from sliding door frame.
A sliding glass door is no better than the frame into which it is placed.
Spray the door and look for the leak location.
How to stop water leaks under a door frame.
Damage to the door itself.
If you cannot re create the leak problem inspect the interior of the door for stains or rust.
Check to see which door moves and which one is the stationary.
To slide the heavy doors along the metal frames the doors use metal or plastic rollers.
Some areas like your roof are obvious locations.
Aim a garden water hose with a sprayer set on mist or low at the outside of the sliding door.
The gutters are clear and the patio is level.
Tough to fix if there is no physical gap between porch deck and house especially if framing runs under door.
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.
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.
There are many places where water can leak into your home.
Have a reputable sliding door contractor remove the door if it has not been damaged build a new frame and reinstall the door.
I plan to seal.
Causes of door leaks there are many potential pathways for water to leak in through a door but the biggest opening is of course the doorway itself.
Test the door for the location of the leak.
2 water is running under the wood sill the bottom piece of wood under door may be a 2x4 across under bottom of door frame common in snowy or rainy country where doorsill is elevated or may be the base piece of the threshold unit.
The exterior door in between the windows had water entering the wall and you can see stains around the door still.
If you have a problem with water leaking it will.
Since sliding glass doors and sliding impact windows are heavy they move along metal tracks fitted to the bottom and top of their frame.
Simply remove the corner pad s adhesive backing and stick the small square pad to the insides of your door frame at the crucial corners.