Install a French Door Lock to Prevent Burglars From Getting Through

French doors look beautiful in any house, however they can be a perfect target for burglars if they're not properly secured. Install a door lock to ensure your family's safety and your belongings safe.

If your French door locks aren't working, it might be a blockage in the lock cylinder. Clean the mechanism and then lubricate it to ensure that the catch, bolt, and latch operate smoothly.

Mortise lock

Mortise locks offer a high level of security. They are designed to be resistant to a variety of attacks and are more durable than cylindrical locks. They also feature rectangular bolts that have more stopping power than circular ones. They are more aesthetically appealing than cylindrical locks and can be utilized in a wide range of applications. Installing mortise locks is more difficult than simply drilling holes into the door and then screwing the lock into place.

These locks require a specific door width, so they are not suitable for all doors. They are also more expensive than cylindrical locks, and contain more components that could be damaged during maintenance. However, they are simple to re-key, and you can change the key without having to replace the entire lock.

It could be that there is an obstruction or misalignment to the frame. In this instance, you should examine each bolt to ensure that nothing is blocking the cubbyhole in the lock. Look for any household or debris items that could be blocking the frame. Once you have cleared the blockage, you can reconnect the lock and test for any leaks.


The mortise locks are an intricate design that is difficult to duplicate by an intruder. This type of lock is a good option for commercial and residential structures that require high-security. It can be operated in different ways, including by fingerprint, card, and thumbturns. In addition, it can be rated for fire to prevent the spread of fire inside an area.

A mortise lock consists of two main parts. The body of the lock is installed in the door's thickness and the box keeps are inserted in the door jamb. The lock body is comprised of a sprung latch and a locking bolt. The box keep is a piece metal that stops the lock from reversing the latch.

These locks are constructed from high-quality materials. They can be used for many doors, such as interior or exterior doors. These locks are ideal for industrial, commercial and institutional applications. They can also be rekeyed and come with a guaranty. They are available in different styles, finishes, and escutcheons. They can be specified with a range of standard and customized features, such as deadbolts and electrical options.

Cylindrical lock

They are popular for use in homes because of their basic designs and basic security features. They are also simple to install and affordable. They can also be re-keyed by a locksmith local to you. However, there are disadvantages of this type of lock that you must be aware of before purchasing one for your home.

Cylindrical locks are inserted through the door, whereas mortise locks that are installed in a pocket that is cut into the door frame. This makes them easier for installation in new construction or retrofit applications. They are also cheaper than mortise locks, and are simpler to maintain.

There are a variety of cylinder locks, but they all have the same mechanism. The locking cylinder is made up of pins that move when the key is turned. This creates a gap between pins that are lower and upper. This gap allows the lock to be opened when a correct key is used. The key must be placed correctly into the lock's hole to move the pins, allowing the latch to be engaged with the strike plate. This is why it's crucial to select the correct key for your lock.

A blockage could be the reason for a stuck latch on a cylinder lock French door. This is usually caused by dirt or water that has gotten into the lock. If you find yourself in a position to not lock your door, the first step is to take off the locking strip and search for any obstructions. Fix the faceplate and then screw in the bolt for locking using an actuator. If your handle design requires you to first insert the bolt then refer to the manual for more detailed instructions.

Cylindrical locks are available in various grades and can be customized to meet the specific security requirements of your home. They are fairly inexpensive and can be rekeyed as needed. These locks are popular for commercial doors, like those in supply closets and offices. These locks are more durable than mortise locks, but they're not as secure as traditional knob and deadbolt locks.

Cylindrical deadbolt

The most common type is the cylinder deadbolt. They are more secure than standard latches, but aren't as durable as mortise locks. However, they could be compromised by a variety. Some of the most common kinds are saw attacks, awls attacks and pick attacks.

The material, diameter construction, and length of the bolt used in a deadbolt can differ. The bolt should also be able to fit in the strike pocket and the backset of the doors. Typically, a bolt that is longer is preferred to prevent the door and frame from breaking apart. The bolt may also have rods encased inside to help ward off a saw attack.

A cylinder deadbolt is installed on its own or as part of a lever and knob handle set. It locks using a key on one side and turning a thumb on the other. These locks are ideal for doors where no breakable glass is within 40 inches of the thumb turn. Otherwise, a criminal could break the glass and reach inside to turn the thumb piece.

Another type of cylinder deadbolt is the double-cylinder type, which requires two keys for operation. french door replacement of lock is suitable for installation on doors with glass sidelights or windows. Double cylinder locks are dangerous in the event of an emergency. If a person is in the midst of a rush, it may be difficult to get out if they have to use a lock to exit the building.

Certain cylinder deadbolts are integrated into the doorknob trim and require only a key on the exterior. Surface-mounted deadbolts are what they're referred to as. The knob and the deadbolt are visible from the outside, but they actually use an rim-cylinder inside and a surface mounted strike plate. When the lock is locked by turning the knob, it closes both the deadbolt as well as the latch, ensuring they cannot be forced open.

Cylindrical deadlock

If your lock isn't operating as it should it could place your home or business at risk of being compromised. It's essential to address these issues as soon as possible before they become worse. If you procrastinate it could result in higher repair costs in the future.

Cylinder locks are the most common type of door lock that can be used on a variety of doors. They are typically put into round holes in the door and can be opened with a key. These locks are more secure than mortise locks and provide an extra level of security for a commercial or residential property.

The majority of cylinder locks come with deadbolts. This is an excellent choice for those who require extra security since deadbolts are more difficult to break into than a latch. They also tend to be more simple to install than mortise locks, since they don't require a mortise pocket on the door.

One of the most frequent problems with a cylinder lock is when it isn't turning. This is usually caused by an accumulation in the mechanism of the lock. If this happens you can cover the key with graphite powder or spray. Then, insert the key into the lock and move it up and down to see if there is any friction.

A lock that won't shut is another common problem. This is a significant security risk and could be caused by many reasons, such as humid weather conditions or the fact that the lock was installed incorrectly. It's best to contact locksmiths immediately you spot the problem.

Keys that are broken are a common problem. They can be difficult to handle and can be very annoying. You should not try to glue the broken key together or force it into the lock. Using this method may cause the key to be inserted further into the lock, making it more difficult to retrieve. If you're unable to locate the key, you can use an iron wire that has a sharp tip to remove it from the lock.