Next check the doorjamb and both strike plates.
Making french doors more secure.
Open the door and extend the throw bolt.
Improve security by adding slide or barrel bolts to the top and bottom.
Then upgrade the locks by replacing a poor cylinder lock with a better one or adding a multi lock system to the door.
In case of vacant properties installing an alarm system or security camera is recommended on top of these options.
Glazed or semi glazed doors can be made more secure by fitting a decorative metal grille on the inside or putting security film on the back of the glass.
For doors that come as a pair consider locking securing one of them permanently.
Install an entry door viewer so you can see who s knocking before opening the door.
Make sure you have working locks on all windows.
Slide bolt or flush bolt for securing the passive doorbut french doors also have specific security concerns that make them more vulnerable to burglary than a standard door.
Adjust track clearance so the doors can t be removed from their frame.
Its major advantage is that it doesn t rely on the sturdiness of your door instead it uses the strength of the floor.
First make sure the screws are tight.
This alone will make it a lot more difficult for a burglar to force the doors open.
Secure sliding patio doors with a security bar or a piece of closet rod cut to fit in the track behind the door.
Always lock your doors almost half of burglaries do not require a forced entry.
Deadbolt locks on the doors should have at least.
The best french door security will have a 3 point locking system.
Once you ve addressed the specific double door security weaknesses here take a look at the above article to make sure that all your doors are reinforced.
All patio doors including french doors are more often left unsecured.
Secure the inactive door many french doors feature a simple lock joining the active and inactive doors together in the middle.
Installing a door barricade can also come in handy.
If it extends less than 1 in or if it s wobbly a new deadbolt will be more secure.
Install a door barricade or use a security bar to secure your door from the inside if you want to reinforce your door from the inside installing a door barricade is one of the best solutions.