Then place the threshold back into the opening and screw it back in.
How do interior french doors latch.
Since the actual doors in your new french doors are undoubtedly perfectly square this means that if the reveal or spacing in between the doors and the frame are equal then the overall door frame is square.
The fixed door will need to have a latch called a flush bolt or a more decorative one called a surface bolt these bolts come in all kinds of shapes and sizes and finishes to match your existing door hardware that you can unlock that will be located at the top and or bottom of the door to keep the door shut in place.
Interior french doors with bore holes.
Then remove all the screws holding the door threshold in place before removing it.
If removing old doorknobs the existing holes may be sufficient.
The two door jambs must be installed plumb parallel and in the same plane.
Bore the necessary holes into each door.
French doors use a barrel bolt as a top latch to secure one of the doors.
You can always pause and check the holes with the hardware you plan to use with the door.
The barrel bolt is.
Use some caulk on the bottom of the threshold until it s completely covered.
This is a long flat metal extension from the key hole that.
The interior french door jambs need to be parallel.
These locks are installed on the door and lock up into the door jam down into the floor or both.
Fancy way is to get a latch for like a sliding door and doing some router work on either door.
French doors on the inside of your house will have a door that s fixed and the other operable.
The door with the barrel bolt typically stays put while the other doors is used for traffic.
They can be paired with locking handle options above or with only dummy handles.
Paint the french door.
When it comes to more secure locks for your interior french doors you also have the option of bolt style locks.
Let s say the cross bore hole is on the right handed door.
Thats the down and dirty way.
Open your doors fully and use a prop to keep them open.
It s easy to add more depth but you cannot take depth back once you drill it.
Determine which side will be your active handle and locate the lock cylinder pin.
Exterior french door handle sets.
To lock it depending on how secure you want it to be a series of 4 l brackets on the door and frame so that you can drop a bar across all 4 and the doors cant move.
How to install french door handles.