What holds French doors closed?

The fixed door on many French doors is held closed by a pair of barrel bolts that sink into the top jamb and threshold of the doorway. Even if these are tight enough to prevent the fixed door from moving, burglars may be able to work a screwdriver through the gap between the doors and unlock these bolts.
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How do you keep French doors from opening?

Install a double-cylinder deadbolt.

The inside has a thumb-turn that operates the lock. With French doors that don't have impact-resistant glass, anyone can break the glass, reach in and unlock the door. Double-cylinder deadbolts require keys on both sides, so they prevent someone from doing this.
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What is the thing called that holds a door shut?

Strike Plate. A strike plate is the metal piece attached to the door jamb. As the door closes, the latch mechanism strikes the plate mounted to the jamb and the strike plate catches the mechanism and holds the door closed.
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How do you keep French doors secure?

High Security French Door Locks
  1. Install a commercial grade double sided deadbolt into the active side of the door, or alternatively.
  2. Install a double side, high security deadbolt into the active side of the french door.
  3. Add one-side half deadbolts to the top and bottom of each door.
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How do French doors latch?

As they are double doors, French doors won't bolt to the door frame, but rather to each other. So they need to fasten together, which is done via a strike-mounted plate. Because of this, you will have an 'active' handle and a 'dummy' handle.
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Rosie's Three-Minute Tips: Securing Double French Doors



What hardware do you use for French doors?

For an interior french door you will want to order a passage or privacy function door knob or lever. A passage is a door knob that functions but has no type of lock at all, whereas the privacy will have a privacy push/turn button to lock the door knob in place for privacy.
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How do you stop French doors from blowing in the wind?

How To Keep Patio Door Open In Wind
  1. Fix an outdoor door holder.
  2. Strategically place wind-breakers.
  3. Add overhead holder.
  4. Change the opening.
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How secure are exterior French doors?

But as appealing as they are, French doors are thought by many homeowners to be somewhat less secure than the standard entry door. So, are French doors safe and secure? The answer is, yes, they are. French doors come with the same quality locking mechanisms found in standard doors, making them just as safe and secure.
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What is the piece between double doors?

Fixed mullions are an integral part of the frame between two doors. They allow the doors to swing off the mullion if required. This type of mullion actually separates the doors and causes the doors to become single doors within the frame. Removable mullions are a piece of hardware that is only used at a pair of doors.
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What is a door latch called?

The Bolt: Also called the latch, the bolt engages the inside of the door. There is a piece of metal that extends from the door into the frame itself. This bolt is used to hold it closed. The Box:The bolt extends from the cylinder into a hole that is designed to fit the bolt perfectly.
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What is a strike plate?

Strike Plate

This is the plate the latch-tongue, or deadbolt-tongue will connect with. It should sit flush with the door jamb. Any passage or privacy set needs to have a strike plate for the door to latch. Additionally, deadbolts need a strike plate to properly lock.
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What is a cremone bolt?

Definition of cremone bolt

: a fastening used on double doors and casement windows that has vertical rods moved up and down so that the ends of the bolts engage the top and bottom of the frame.
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How do you secure a French door with wind?

How to Stop French Doors From Blowing in the Wind
  1. Option #1: Three-Point Locking System. ...
  2. Option #2: Quality Mortise Lock. ...
  3. Option #3: Try a Double-Cylinder Deadbolt. ...
  4. Option #4: Choose the Right Hinge. ...
  5. The Truth About Door Stops. ...
  6. Bonus Tip: Don't Forget About the Glass.
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How do you secure burglars from French doors?

How to secure French doors from burglars
  1. 1) Using a reputable installer. This should be your first point of call for ensuring security. ...
  2. 2) Laminated or toughened glass. ...
  3. 3) Cylinder locks. ...
  4. 4) Security hinges. ...
  5. 5) Multi-point locking system. ...
  6. 6) Securing French doors which are already installed.
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How do I stop my patio doors from swinging?

A door stopper with a 3-inch projection can also stop a doorknob from banging and making dents to walls. A rigid patio door stop is also common. It screws directly into a wall's trim. It comes with a rubber tip, which helps in preventing the door from inflicting damage to the door stopper.
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Can you remove patio door restrictor?

Yes they can be removed. They are restrictor arms to prevent the doors opening too wide and damaging themselves or any framework etc.
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What is a flush bolt?

Flush bolts are used to secure the inactive leaf of a pair of doors, projecting into the frame head and into a floor strike. In this application, the active leaf would typically have a lockset which latches into a strike mounted on the edge of the inactive leaf.
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