UPVC Door Lock Replacement

UPVC doors are a great security measure against burglaries.
However they do have some limitations that can be overcome by installing a deadlock.

If your uPVC front door lock is loose or sloppy, it might be time to change the barrel lock. This simple DIY project will enhance the security of your home and enhance its appearance.


The old lock cylinder must be removed.

If you're noticing that your front door feels fragile when you lock it or that the key is struggling to turn, you could have a damaged lock cylinder. It will improve security and assure smooth operation by replacing a patio door lock it.
The procedure is quite easy and should take about 30 minutes. The only tool you'll need is a screwdriver. Open your door and examine the edge of the door near the lock cylinder. There should be an screw that is parallel to the bottom of the cylinder. Remove it with an screwdriver, and then store it safely.



You'll have to know the size of your current cylinder to ensure you can find an appropriate replacement. Typically, the sizes range between 60mm and 110mm. To determine the size, first you'll need to find the screw on the faceplate of the lock and then take it off.

You may also try to turn the lock handle with the key when the cylinder is in place to determine how the cylinder moves in each position.

The next step is to measure the cylinder cam and diameter of the cylinder. These measurements are essential for ensuring that your new lock will fit on the door you have. The dimensions of the lock can differ based on the kind of uPVC. You'll have to choose a replacement that is similar or slightly larger than the existing cylinder.


Once you have the measurements, it's time to remove the old cylinder from the door. It's not difficult, but you must perform it properly to avoid damaging your door or frame. Make sure the door is secured or propped up so it does not close between steps.

A professional locksmith is a good choice if you aren't sure how to do it yourself. They can offer expert advice, flawless execution, and peace of mind. They can also help you choose a secure and safe locking system. However, DIY has its perks which include saving money and learning new techniques.
All you need is a little patience and the right tools, like a Phillips screwdriver. Change your uPVC lock isn't as daunting as it may seem.

Installing the new lock cylinder

It is crucial to follow the correct steps and use the right measurements when replacing a lock on your front door. This will not only help you avoid future problems but will also keep your home secure and uPVC door lock replacement permit you to use keys on both sides of the door.
You should determine the uPVC lock's overall length as well as its backset and cylinder dimensions before replacing it. These measurements will ensure that the lock cylinder is able to fit inside the uPVC and operate effectively without gaps.

The first step is to take the handle from the door by loosening it with a screwdriver. The next step is to remove the barrel screw that is holding the cylinder lock. Then, you can take out the lock cylinder that was previously in place by inserting a key in the cylinder and turning it both to the left and the right.

When the key is in one of these positions you should be able to remove the cylinder by pulling it out of its slot.

Installing the new cylinder inside the front door is relatively simple and requires the same steps that you used to remove the old one. It is important to be aware that the new cylinder will not fit in the space left by the old one. This is because the cylinder needs to be aligned properly so that it can be locked and closed with keys.
To achieve this, ensure that the cylinder is fitted with an open keyway that is circular and centered in its slot.

Installing the latest uPVC lock for your front door is not difficult, but it is important to be cautious not to damage the handles or door frames. If you are uncertain regarding your ability to complete this task it is best to hire an expert locksmith who is Checkatrade approved and has worked with these kinds of doors.
Locksmiths can save you time and money by finishing the job quickly and efficiently.

Reattaching the door handle

You might want to alter the lock on your front door for several reasons. You might have lost your key, your previous tenant hasn't returned the keys or you want to upgrade to more secure locks. Changing the lock barrel on the uPVC door is a straightforward task that can be completed within five minutes.
You'll need an Phillips head screwdriver and a new lock cylinder and an additional key for the barrel (if you're going to use one). Make sure the door is propped up or secured to ensure that it doesn't close during the process.

It's not as difficult as you think to change the lock mechanism on a uPVC door. Start by identifying what type of lock is on your front door, then determine the size that you'll need to replace. The majority of modern uPVC doors are equipped with single euro-cylinder locks, however there are strip locks and multipoint locks available for older doors.
Once you know the brand and type of lock that is on your uPVC front door, it's much simpler to find a replacement patio door lock that is similar.


Once you've replaced the cylinder, it's time to connect the door handle back to it. To begin, you'll be required to loosen the set screw on the spindle shaft of the handle with the help of a screwdriver. This will let you take the handle off and expose the spindle shaft.

If the shaft is threaded, you'll need to loosen a bit and then back it up using a screwdriver to ensure a proper fit.

After you've tightened the screws on the new handle and lock cylinder, it's now time to test the lock. Check that the key fits and turns easily and that the handle's locking mechanism is functioning properly. If you don't feel comfortable doing this on your own, a locksmith can do the job for you.



It is also important to remember that uPVC door handles and lock mechanisms require regular oiling to keep their functionality. This is particularly true in areas with high wear and tears such as those that are frequently used, closed and locked. A little bit of lubricant goes in a great way to ensure that they function correctly and extend their lifespan.

Testing the new lock

A Upvc lock is a crucial element of the security of your home. However, like any other piece of equipment it is susceptible to wear and tear over time or become damaged. The key to a functional uPVC lock is regular maintenance. This can prevent malfunctioning issues from surfacing and could compromise the security of your home.
The best way to accomplish this is to grease the internal mechanisms with an approved lubricant every six months. This will stop the lock from rusting and causing damage.

You can use a silicon spray in addition to regular lubricant to loosen up the keyway. This will make it easier to insert the keys. This is a straightforward DIY fix that can save you money in the long run. You should avoid using WD-40 because it could leave an oily residue that could harm the lock.


It is crucial to test the new cylinder after installation before you can be sure that it will work correctly. This can be done by testing the handle from both the inside and outside of the patio door locks replacement.
If everything is working, you can then put the door handles back in their place and re-insert them into the spindle screw. Then, re-insert those screws that were holding them in place and give yourself a pat on the back for a job done well!

A locksmith can install extra features to increase the security of your home, like door chains or sash jammers. They can also help you select the right locks for your home. A professional can also help you determine the right size cylinder for your doors. This is crucial because a wrong lock can compromise your security.


The cost of replacing the cost of replacing a uPVC lock will vary based on the type of lock you choose and the number of doors that need to be replaced. The average cost of professional locksmiths will vary from PS75 to PS100 per hour, but the price will vary depending on the location you live in and the type of lock you need.
It is also essential to compare locksmith prices before deciding on a company.