Either due to wear and tear on the hinges if they re older doors or a poor installation if they re newer.
French doors won t stay closed.
If this is happening to your french doors also known as french windows then it s most likely because they have become misaligned.
Loosen the hinge screws in the jamb and insert a 1 16 in thick x 3 8 in wide piece of cardboard behind the hinge leaf.
If we close the left door quickly the right door opens slightly and remains slightly ajar.
Close the doors to determine the problem.
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Watch for the areas where the doors sticks particularly around the top.
Push it against the screws and retighten them.
Short video on a common problem of a fridge door not closing properly.
If you find that the latch contacts the strike plate too high or too low make sure all the door s hinge screws are tight.
Why won t my french doors close properly.
As reliable as they can be if you ve had your french doors installed for a while they might develop problems opening and closing.
It may be that the edge of one of the doors hits the upper jamb the doors.
Tighten the existing screws into the hinges.
How to fix french doors that won t close step 1.
Tighten the hinges first.
Tighten all the hinges on both doors with a screwdriver if they are sagging or if the latch doesn t work.
The right door opens from just the displacement of air when closing the left door.
Open and close the doors individually.
How to fix french doors that don t close properly 1.
Check the doors to see whether the catching persists.
If that doesn t solve the problem try this trick.
If you have a door that just barely catches the latch because the gap between the door and frame is too big it s likely that the doors were installed poorly.
We do not notice it until the temperature alarm sounds.
If the door is open make sure that the mullion is folded in so that it can close properly.
If the door is shut the mullion should be flat out for the right door to seal it.
There is no mechanical interference when the left door is closed.
What good is a door that doesn t close.