Set up a power or cordless drill with a screw tip attachment.
How to get french doors to line up.
5 reinstall the door by first inserting the top pivot into.
Smooth away any spots that stick with a sanding block.
Get a helper to hold the door in place while you do this.
There are two techniques that you can try to fix misaligned doors.
If this does not work you can insert a wood shim on the jamb that needs it.
How to find the adjustment screws to level up double glazed french doors if your set of doors are out of line or scraping the ground sill then this video w.
Open both doors fully and stabilize each with a doorstop.
Hold the door in place using blocks under the bottom to support it if necessary.
Before doing so mark the spot with a pencil on either end where the door needs to be sanded.
Connect the door to the jamb.
Tighten the screws in the hinges at the edges of the doors and at the faces.
Line up the two hinge plates so that the ones on the door match the ones in the jamb.
You can determine this by checking the outer top corners of the doors where they meet.
Now that the doors are the same size you need to notch out the the hinges for the new door.
These include tightening or replacing the screws of your door s hinges.
If not remove the door from its hinges and lay it flat on the floor to sand.
Screw the pivot in to lower the door or screw it out to raise the door.
Use screws slightly oversized and you won t have to make any repairs to the pulled out screw hole.
Square head screws don t strip out as easily as phillips head screws do.
Test the door by placing it in the door jamb to make sure it fits.
Turn the bottom pivot in or out to change the height of the door.
Install square head 4 inch long deck screws with the cordless drill.