The door will split and the the lock mechanism will just twist out.
How to harden french doors.
To further reinforce the doorjamb install a new strike plate in place of the old lip door strike plate that serves the doorknob lockset.
Pre hung doors eliminate many of the steps necessary to installing a door.
Apply three beads of 100 percent non hardening silicone don t use constructive adhesive onto the sill plate to help keep the weather out.
For standard door frames french doors are also available in pre hung kits making installation simple and straightforward.
Before installing caulk behind the nail fins of the doorframe to help create a weather tight seal.
While interior doors are typically 1 3 8 inch thick exterior doors should be 1 3 4 inches of solid wood.
Reinforcing both door and frame should make for a very secure entrance.
Predrill with a 1 8 in.
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For doors with a bolt that slides to lock along the top and bottom of the door you can permanently lock the door by drilling a hole into.
A metal plate over the lock mechanism on both sides of the door secured with bolts through the door are an easy way to prevent the door from splitting.
Tighten the screws in the hinges at the edges of the doors and at the faces.
Three point locking mechanisms are best for french doors.
The more you use your french doors the more likely the thread of the screws will drag against the walls of their casings and loosen.
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Attach it with 3 in.
Set up a power or cordless drill with a screw tip attachment.
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Before installing the french doors frame check the sill plate for any deformities nails or obstructions.
If the french doors have dropped due to loose screws in the hinges attempt to tighten them before you test the doors again.
Door edge when a deadbolt is installed in a door it creates a 1 inch bore through the outer edge leaving the actual wood around the deadbolt only 3 8 of an inch thick.
Older homes have non standard sized openings so you may need to install a new jamb inside the opening to fit the french doors of your choice.
Screws that are angled in slightly to catch the stud.
Open both doors fully and stabilize each with a doorstop.
So we made a video.
Door hardening starts with the door itself.
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