Leaking exterior doors are a common problem affecting building owners and tenants causing property damage and requiring expensive repairs.
Front door leaking.
6 rain hitting threshold and running down door face is splashing seeping under door on top of the threshold.
When a door leaks the most common suspect is the bottom corner of the unit.
Designers and builders are aware of the issue.
Find out how to fix a leak above the front door.
However in some instances the top corner of the door is the true culprit.
The most common cause of this is that the flashing above the front door on the outside of your home is breaking down and that s why the water is getting in.
First try using a silicone caulk around the outside of the door.
Solution is a tight bottom sweep doorseal and a rain splashguard or dripcap on the bottom outer face of door like the following link the type i use unless a fancy appearing one is desired easy to diy on most doors.