My French Doors Are Leaking

Designers and builders are aware of the issue.
My french doors are leaking. French doors have poor energy efficiency ratings the area where they meet at the center is susceptible to air and water leakage. Remove all screws holding the threshold in place and set them aside for reuse. Tighten the screws in the hinges at the edges of the doors and at the faces. Leaking exterior doors are a common problem affecting building owners and tenants causing property damage and requiring expensive repairs.
Open both doors fully and stabilize each with a doorstop. Set up a power or cordless drill with a screw tip attachment. However french doors come together with no overlap and an increased chance for air infiltration. Caulk the bottom of the threshold until the entire surface is covered with caulk.
The weatherstrip provides consistent compressed seal and is usually designed. Nevertheless they continually struggle to prevent water infiltration through this fundamental building element. When a door leaks the most common suspect is the bottom corner of the unit. Along the jambs or in between french doors.
Sliding doors overlap which is a more energy efficient design and creates a tighter seal. The problem is one of two things or perhaps a combination of both. However in some instances. If you like my content or find it helpful support my youtube channel or my podcast links below.
Either the doors or the factory weather sealing around them is faulty or there is something wrong with the installation. How to fix a french door sill leak 1. Open your french doors and prop them fully open.