The best french door security will have a 3 point locking system.
Securing french door from inside.
However a deadbolt that locks both doors together and single sided deadbolts in the top and bottom of both doors are a good combination for securing both doors.
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.
For doors that come as a pair consider locking securing one of them permanently.
This alone will make it a lot more difficult for a burglar to force the doors open.
Use a door barricade.
When french doors open outward the hinges are exposed on the outside.
My absolutely favorite method is the nightlock security door barricade from amazon.
Alternatively glue and screw a stop on the inside edge of the fixed door.
9 highly effective methods 1.
The purpose of multi point locks is to secure the door at.
Install a concealed lock for french doors.
How to secure french doors from burglars.
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.
Out of all the locking options to secure a french door a single sided deadbolt is the best option.
This means anyone can remove the pins and take the doors off the hinges.
French doors are difficult to secure for several reasons involving the following weak spots.
Traditional wood french doors have many small panes of glass.