Tighten the existing screws into the hinges.
My french doors wont lock.
Look down at the place where the door shuts and make sure there s no small stone or something.
If the door feels and sounds fine you must look elsewhere for the cause.
If you can open your french doors you can check the hinges as well as the door handle and fastening.
Tighten all the hinges on both doors with a screwdriver if they are sagging or if the latch doesn t work.
Open and close the doors individually.
This does not have a locking mechanism at the mid point of the door like a typical door lock.
French door problems and how to fix them try closing the doors the best you can to determine the specific problem.
Check the doors to see whether the catching persists.
If any of the screws keeps turning without drawing the hinge tighter remove the screw and.
Spray the inside mechanics of the french door knob thoroughly using canned air duster to dislodge any dust or.
A cremone bolt is a surface applied lock used on double or french doors.
When the handle is turned both top and bottom bolts retract allowing the door to be opened.
Disassemble the door knob that contains the lock on the french doors using a screwdriver to loosen and remove.
Watch for the areas where the doors sticks particularly around the top.
If the doors.
If noises are present the problem is likely to lie with the hinges.
Tighten the hinges on all doors if they look like they re sagging.
Happened to me once and found out it was a tiny stone blocking the lock mechanism.
If the screws turn but the hinge won t tighten.
The top bolt goes into the header and the bottom bolt goes into the floor.
How to fix a french door that won t unlock step 1.