When It's Time For Patio Door Lock Replacement
If your patio door lock isn't functioning correctly, it might be the time to replace it. It's a simple procedure.
The first thing you need to determine is the type lock that you have. You can do this by looking at the position of the keyway inside the lock assembly. Some keyways are vertical while others have an angle of 45 degrees.
Identifying your current lock
The patio door is one of the most targeted points of entry into homes for burglars. This is due to the fact that it typically opens into an open or ventilating position. It is usually located at the back of the home, making it simple to hide an incline or other climbing equipment. It is essential to protect your patio door, whether you want to keep children from leaving the home or deter a burglar.
To help you choose the most suitable patio door lock replacement, you must familiarize yourself with the locks you have. This will let you identify what type of lock you currently have, the features it has and what kind of security it offers. This is a crucial step to consider before purchasing new hardware. It will ensure that the new lock is correctly installed and securely secured.
In many instances you can determine the type of lock you have by looking at the exterior of your door's frame, or checking the inside of the handle. You can also check the mechanism that locks your door to determine if it has a latch or if a key is required to engage it.
The most commonly used lock in uPVC patio doors is a euro-cylinder that operates with either the handle or the use of a key. The cylinder has a sleeve that holds the pin inside which keeps it from being removed from the lock. The euro cylinder can offer a certain level of security, based on the manufacturer and whether the lock has passed a reputable anti snap testing but here at SheffLOCK we always recommend a 3 star diamond certified TS007 ULTION euro cylinder because it provides greater security against the most modern methods of locking snapping.
A mortise is a steel locking mechanism that is integrated into the frame. This style of lock is available on both wood and aluminum patio doors. If properly installed they are safe as the bolt is embedded in the frame. This means that an intruder will need to cut the frame of the patio door or window sill before gaining access to the lock.
Measure the Width of Your Door
Patio doors can be the most vulnerable entrance point to your home. This is particularly true if you have a lot of glass. A good quality lock will ensure your home's security and may even reduce the cost of your insurance policy. Patio door locks are typically of two types:
Depending on the style and function you're after, there are a variety of various lock options to choose from. Some are equipped with bolts that twist and cylinder locks that utilize mortise locks and keys, and others with spring-loaded hook latch.
Use a tape measure along the edge of your patio door to record the thickness. It's recommended to determine the thickness of the frame of the door (known as a jamb) in various locations and take the smallest measurement to to determine which lock type will be best for you.
If you're planning to install a brand new patio door, then you must take a measurement of the rough opening width. This is the area the door will be able to fit into, and it's the size that the manufacturer must have to supply you with a new door. If you're not sure of what size to choose the area, ask your provider for assistance or consult our helpful guide:
It is also important to determine the approximate height of your opening however this isn't always easy because the floor of your home may not be level. You can measure in three places including the center along both sides, and the corners, and then note the smallest measurement to get your height.
Once you've gotten your measurements, you are able to select a lock that fits your home and door. You could also install an additional security lock to offer additional protection against intruders such as a patlock handle lock, which is designed to prevent the door from being opened if it's not locked or latched.
A central rail lock with a key is the best choice to ensure maximum security. This locks the patio door at several points, and requires only one turn of the key. They offer a greater level of security than standard locks and will result in a reduction in your home insurance costs.
Make sure you check the face plate at the end.

If you're ready to replace the handle on your patio door you must determine the specific details of the lock you have currently to choose the appropriate replacement. This will ensure that your new spindle and handle fit properly on the patio door, and also that your new latch is secured in the latch hasp correctly.
You can identify the kind of mortise lock that you own by looking at the faceplate that is at the end. This will allow you to determine the type of mortise lock you are using. It is important to note the size of the screw hole so that you can find the right replacement with your existing screws.
Also, you must check the position of your current keyway. There are a variety of patio door locks. It is essential to know which type your lock is to match it with the right keyway opening.
Examine upvc door lock replacements at the edge of your door jamb. If the latch keeper on the door jamb is too far behind it will be difficult to catch the latch hasp. The door will not close properly. This can be corrected by putting washers on the back of the latch keeper.
If you own an E2105 mortise lock the latch keeper must be at least 1 inch from the edge of the frame. You might also want to determine the height of the latch holder to ensure it is at the right level.
In the majority of cases, your latch holder will sit slightly higher than your existing lock's keyway. This is to ensure that it doesn't interfere with the sliding door's operation.
If the latch keeper on your door is not at the correct height you can lower it by putting screws or nuts into the bottom of the keeper and tightening it. Be careful not to overtighten the screw, as it can cause damage to the lock mechanism or the door. If the latch holder is too tall, you can raise it by tightening the nut or screw on the top of keeper on the jamb.
Be sure to check the screw holes
Many patio door locks employ bolts for locking the door, whereas others have a key-operated cylinder. Both types of locks require regular maintenance to ensure that they function properly. To keep your patio door safe, Lowe's offers a wide selection of sliding glass door hardware and locking solutions. You can select from a variety of lock styles including bolts with twist, cylinder locks using keys and mortise locking systems using hook latches.
There are homeowners who have difficulty getting their patio door to lock because the latch has dropped or isn't aligning with the strike plate (also known as the jamb of the door). In some instances the problem could be caused by minor door shifts or water ingress which has affected the movable parts of your lock. In these cases just a little light oil might be all it takes for the door to lock.
Begin by measuring the width and length of the lock you currently have. You can use a ruler or tape measure to measure this measurement accurately. This will allow you to choose an alternative lock that is that is the right size. Then, take a look at the faceplate on the top to determine if it's square or round. This is crucial because it helps you select the correct lock with the correct screw hole.
You should also notice the position of the screw holes in your current lock. If the screw holes are located at the top or bottom of the leading edge then an extended bolt is required. Installing a tamperproof lock with non-removable screw is another option.
The installation process is fairly straightforward once you have selected the lock that's best for your door. It is always recommended to seek professional assistance in case you are uncertain about the installation of a patio lock. A seasoned locksmith or door hardware expert can offer expert guidance and advice as well as make sure that the lock is correctly installed. If you take care of it your patio door locks will prove to be an efficient and secure security feature that will ensure that you and your family are secure from burglars.