Add one side half deadbolts to the top and bottom of each door.
Securing french door from inside.
Out of all the locking options to secure a french door a single sided deadbolt is the best option.
Use a door barricade.
Install a commercial grade double sided deadbolt into the active side of the door or alternatively install a double side high security deadbolt into the active side of the french door.
Alternatively glue and screw a stop on the inside edge of the fixed door.
For doors that come as a pair consider locking securing one of them permanently.
French doors are difficult to secure for several reasons involving the following weak spots.
The stop should be 3 4 inch or thicker hardwood that extends the length of the door and overlaps the swinging door by 1 2.
When french doors open outward the hinges are exposed on the outside.
9 highly effective methods 1.
The purpose of multi point locks is to secure the door at.
Traditional wood french doors have many small panes of glass.
To do this we.
This alone will make it a lot more difficult for a burglar to force the doors open.
How to secure french doors from burglars.
The best french door security will have a 3 point locking system.
Install a concealed lock for french doors.
My absolutely favorite method is the nightlock security door barricade from amazon.