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.
Water leaking from patio door.
Tough to fix if there is no physical gap between porch deck and house especially if framing runs under door.
Some areas like your roof are obvious locations.
How to stop water leaks under a door frame.
Spray the door and look for the leak location.
With any opening between the inside of your house and the outdoors there is the potential for rainwater getting into the.
Aim a garden water hose with a sprayer set on mist or low at the outside of the sliding door.
There is no overhang over the door but i had a leaking french door at my last house and i paid a lot of money to have a big overhang put over it but it didn t do any good as our storms always have heavy wind so i don t think that s going to help with this door either.
Test the door for the location of the leak.
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.
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.
Sealing and protecting your door from air and water infiltration is an extremely important part of your home s maintenance.
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.
One potential problem area you can.
How to keep rainwater from coming through entrance doors in the home.