How to Replace a UPVC Door Replacement Lock

If your door lock is getting stuck or doesn't function as it is supposed to, you should think about replacing it. It may seem complicated but the process is simple and does not require a professional locksmith.

A few basic tools, some patience, and lots of care will suffice. Here's what you need to do:

Measure the Door

It could be time to replace your uPVC doors if you're having difficulty locking them or if they don't shut. If you've recently relocated, a tenant has left without returning the keys or your multipoint gear box is showing signs of wear and tear, it's simple to change the lock barrel for a new one that provides an additional layer of security.

You'll need to take measurements before buying the new lock. This will ensure that the new lock will be a good fit and won't affect the security of your home. The backset is the most critical. It is the distance from the middle of the keyhole bore hole to the edge of the door. It's typically 2 3/8 or even 2 3/4 inches. Use rulers or measuring tapes to measure this and record the results on a piece of paper or notepad.

You will also need to know what the thickness of the faceplate is. This is the amount of thickness the part covers the mechanism of the lock. If you can, buy another lock from the same manufacturer, because they'll be made to the same dimensions. If you can't find the manufacturer's name or marks on the lock, take a measurement of the width of the cylinder. You can also check this by placing a pencil on the keyhole and measuring from the top of the lock up to the centre of the pencil mark on each side of the cylinder.

Once you have the measurements then you can begin to remove the old cylinder. Begin by loosening the screw that holds the handle in place with a Phillips-head screwdriver. After that, loosen the screws that join the handles on the exterior and interior together. After removing these screws, you can remove the barrel screw on the handle's exterior to remove the cylinder.

If the cylinder is stuck in the lock, try using a little bit of WD-40 or other lubricant to help you pull it out. It's important not to make it go out in a forceful way - forceful turns can cause damage to the internal gearbox, which could cause additional issues with the lock. You might also consider upgrading to a lock with anti-snap and anti-bump security, which are more secure against attacks by thieves.

Source the Lock

Whether you're replacing an old lock following a burglary or upgrading for greater security There are a few points to keep in mind when choosing a new door lock. Make sure you've got the proper size cylinder for your door and that you're buying from a reputable manufacturer to ensure a proper fit and high-quality. You'll also need a few essential tools to complete the job, such as tape measure, a screwdriver and rubber mallet.

There are many signs that your lock made of upvc is worn out and needs to be replaced. The most common signs are visible damage to the lock or a handle that is loose and not fitting correctly. If the lock starts jamming or doesn't lock at all then it's time to consider replacing it.

Once you've selected the perfect lock, it's crucial to install it correctly to ensure that it operates correctly and locks securely. Follow the instructions of the manufacturer when installing the multipoint lock mechanism into the upvc panel. Install the appropriate faceplates, handles, and other components. Once everything is in place Test the mechanism by locking and unlocking the door from both inside and out. After you've completed the work, it's time for celebration.

It may seem difficult to change a upvc lock, but you can do it yourself without the help of a locksmith. It's easy to change your lock if one is aware of the indicators and have the appropriate tools.

Remember that a upvc lock could benefit from lubrication as with any other moving component. A few sprays or a little graphite powder can extend their lifespan by reducing excessive friction. Regularly cleaning your door's lock mechanisms with WD-40 and a damp cloth will help to keep them in great condition.

Take out the Cylinder

If you're experiencing issues with your upvc doors It could be time to replace the barrel of your lock. This is a simple DIY project that can be completed in a few moments and is a great way to maintain your home's security. The key to this process is to identify the brand of the lock that you currently have to ensure that you locate a suitable replacement.

A broken door lock can be a real nuisance and can create a serious security risk. Locks on uPVC doors are more prone to malfunction, so it is crucial to check them on a regular basis. In fact, experts recommend that you change your lock every seven years. If your lock is badly damaged or you're not satisfied with its performance, professional help might be worthwhile.


In most cases, a simple pin-based system known as a euro cylinder is used for uPVC doors. They are easy to use and are not likely to fail, but they can be vulnerable. It's therefore worth replacing your lock with a more modern lock that is equipped with anti-snap and anti-bump security to guard against burglaries.

The first step in changing your uPVC lock is to remove the handle and expose the old cylinder. This can be a little tricky as there are usually some screws hidden beneath the handles, so be sure you have a screwdriver in your bag. Next, you'll want to experiment with gently moving the cylinder until it starts to loosen. Once it loosens, you can take it out of its socket.

If you find an appropriate replacement, simply screw it in and reverse the removal process. Be cautious not to over tighten because this could cause the cylinder to get stuck in the door and not function as it should. Test the uPVC replacement lock by opening it and closing it from the inside and outside. It should be able to lock and unlock the door using your key. If not, make sure that the screws are tightened, then try again.

Install the Lock

Do some research to be sure that the lock you select is the right one for your door. You will have to be aware of your faceplate and backset dimensions - the distance between edge of the front door and the centre of the handle/cylinder - along with the lock type in order to make sure that the new lock is fitted correctly and does not compromise security.

After you've done this, it's time to install the new lock. Ideally, prop the door open or secure it so that it doesn't close during the process. To begin, use a Phillips-head driver to loosen the screws holding the handle in place. Once the screws are removed, you can slide the inner handle and outer handle apart.

It is now possible to remove the old cylinder by unscrewing it. Once you've removed your cylinder and the barrel, you can install the replacement lock, ensuring you follow the guidelines for your particular model. Once upvc door locks replacement leatherhead is in place you can test it by shutting and opening the door from both the inside as well as the outside, and locking and unlocking it from the interior and then trying it again.

There are a few reasons why you might need to change the lock on your uPVC doors. It could be because you've recently moved in and you don't have a lock key, the previous tenant did not return it, or you might just prefer a more secure lock. It shouldn't take more than five minutes to replace the lock cylinder.

If you own a multipoint lock or a single-point lock, they both operate using the same mechanism. This means that they could be susceptible to issues occasionally, such as failing to close or becoming stuck. This can be due to wear and tear, weather conditions, or simply due to everyday use. Fortunately, the majority of these problems can be fixed by some minor maintenance or by enlisting the assistance of locksmith.