If it is rubbing on the threshold and there is space on the side do this.
French doors sticking at bottom.
Open your doors fully and use a prop to keep them open.
Step 2 rectify the problem.
Open and close the doors individually.
Check the distance between the french doors leaf and frame with a tape measure or yard stick.
Check the french doors for any distortion expansion and cracking.
The hinges on french doors tend to have problems over time and will eventually require service while sliding doors rollers have a much longer lifespan.
Turn it clockwise to lift the leaf and anticlockwise to lower it fig.
Check the handle to ensure that the mechanism is working properly and that it fits in the recess of the doorjamb.
Remove the plastic covers from the corner bearings lower hinge.
Double french doors are vulnerable to building or ground movement that can shift the doors out of alignment.
Wood that is exposed to the elements can expand in size.
Then place the threshold back into the opening and screw it back in.
Watch for the areas where the doors sticks particularly around the top and bottom of each door.
Also the doors tend to become out of square due to the house settling.
With french doors a lot of weight hangs on those hinges so they often need adjustment.
Then remove all the screws holding the door threshold in place before removing it.
Even a small increase is enough to make a door stick.
French doors occasionally are in need of alignment soon.
How to fix uneven french doors.
Loosen the screws on the lower two hinges into the.
Use some caulk on the bottom of the threshold until it s completely covered.