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The History Of Double Glazing Door Lock Repairs
Double Glazing Door Lock Repairs

Has your uPVC window or door mechanism deteriorated? Perhaps the door or window handles aren't able to connect properly or are hard to use.

You'll be wasting energy if your double-glazed doors don't work properly. This also increases the risk of burglary. Owen the Locksmith can fix your door lock at reasonable costs.

Snapped Key

It can be frustrating when a key snaps inside the lock. It also poses a security risk, as the door might not lock and leave you vulnerable to burglars. There are fortunately quick fixes that you can try to resolve the problem and get your door operating properly again.

First, remember to stay calm. If you panic you could end up pushing the broken key piece further into the lock.

Then spray WD-40 or a different penetrating oil into the lock to aid in making the broken piece slide out more easily. You can also use a screwdriver to help break up any stuck pieces that could be blocking the way. If you have a part of the key still sticking out, grab it with the help of a paperclip or any other thin metal object and pull it. Both methods work, but you must be careful not to push the broken key further into the keyway.

Some paperclips have grooved edges which can be used as hook extractors. Jigsaw blades can also work well for this. If you don't have any of them handy, you can make use of needle-nose pliers that bend to create hooks. Additionally, a pair of tweezers is a good way to grip and pull out the last bit of the broken key.

If you're unable to pull the broken piece of key out, you can try using a lock de-icer. It is found in most hardware stores, and it is used to freeze any moisture or ice that might be inside the lock.


If none of these strategies are working you, it's time to call locksmith. Fitlocks experts can quickly solve problems with uPVC door mechanisms and locks such as snapped keys and broken handles. They can also alter your double glazing door mechanisms to make them easier to operate. Book a double glazing repair with us online, or give us a phone call to discuss your requirements.

Broken Cylinder

A broken cylinder is an immediate security risk. It's a good thing that it's a simple repair for professional locksmiths to complete. A locksmith will have to tap the cylinder to repair it. They can do this with an hammer or another tool, but the best way is to make use of a long match or a piece of wire. Then, place the end of the match or wire close to the keyway. The locksmith can then strike the lock to crack it. This is much better than using a hammer that can cause damage to the lock.

The most frequent cause for cylinder head cracks is overheating. This can occur when the cylinder block as well as the cylinder head are made from different metals, like cast iron and aluminium. When the different metals are heated and cool at different rates, it may create hotspots in the local area that expand faster than the rest of the cylinder head, thus leading to cracks.

Another possible cause of cracks in cylinders is corrosion. If the head and block of a cylinder are not maintained in a timely manner they may rust or corrode and cause them to expand more than anticipated. In time, this could also lead to cracks.

If your uPVC door or window lock is brittle or requires lots of pressure to turn, this can be the result of many things. This can be caused by a malfunctioning locking mechanism, or misalignment as well as a worn-out handle.

Fortunately it's a simple and inexpensive fix for most homeowners with double glazing. A professional locksmith will typically be able to resolve the issue within an hour after arriving at your residence. Depending on your needs, they can replace the locking mechanism, change the window handles, and also change the gearboxes. A skilled locksmith will always be able to inform you on the most cost-effective solutions for your home. They can also suggest upgrades to high-security 3 Star euro cylinders TS007 that add an extra layer of protection against burglars. It's a small price to pay for the security that comes from knowing your uPVC doors are secure.

Broken Handle

Window handle locks are complex mechanisms that wear out with time and usage, so it's no surprise that they can break. It can be difficult to determine the reason behind the broken window handle lock and fix it correctly.

The issue could be in the internal locking mechanism or the latch, fixing your broken handle can improve your uPVC double glazing door's security as well as help you stop the draughts. It is costly to replace or repair your handle if it is not done correctly and can also harm the frame and lock of your door.

Screwdriver: With the window open, loosen the screw holding the handle. This should be located on the inside face of the back plate, and is normally hidden by an attractive cover for the screw for aesthetic reasons. Be sure not to lose any of the internal components inside the handle, like the levers or plates on either side of the spindle. Ideally, keep them in the same place so you can replace them again if needed.

Then, using an additional screwdriver take the screw off that connects the handle to the spindle in the back. Once the screw is loose, pull the handle out and remove the broken spindle. Replace this with a new one, making sure it's the same length as the previous one (you will typically find them online or in hardware stores) and then securely screw it in place. Do not tighten the screw too much as this could cause damage to the handle and window frame.

Close the handle and test it. It should work smoothly and you'll be able to open your windows once again.

Don't forget to double-check that your uPVC window is closing properly while you're working with the handle. If they're not closing correctly, you could encounter damp or draughts in your home. Also, you could be compromising the energy efficiency of your home. double glazing near me is a local window company that can alter the hinges of the window frames to ensure that they close correctly.

Broken Spindle

It is more typical for the spindle to break than the handle. This is most common in uPVC tilt-and-turn windows. These windows require a handle to operate a locking device in the window frame. The handle is connected to a central rod that triggers the locks that are shaped like mushrooms and lock into the window frame keep. If the dead latch mechanism is not able to open after the handle is turned, it is likely the spindle is damaged. This could be a frustrating problem.

There are solutions to this issue. A good locksmith can quickly and efficiently fix this problem. A professional locksmith will be able to disassemble the handle of the window by using a tool to remove the wheel part where the spindle is located. This can be done with no damage to the handle or the window frame.

After removing the wheel, the technician will inspect the spindle and identify the cause of the break. This involves disassembling the spindle, and then examining each component part, noting any wear or damage. This process is usually carried out by technicians in a clean and safe environment.

The next step is to clean the damaged spindle. This helps eliminate any dirt or debris that could be hindering its normal functioning. The spindle can be replaced or repaired. If it is replaced, the technician can take the dowel that is similar in size to the one used in the first and drill mating holes into both parts of the spindle. This will ensure that the spindle fits perfectly with the handle.

If the damaged spindle is beyond repair, it could be required to replace it completely. Home centers offer generic replacements but if the style of your window is unique then you will need to speak with a woodworker or cabinet maker who can duplicate the exact component for you. Once the new spindle has been installed it can be attached to the handle by lining up the holes for screws in the handle with the frame's existing screws. Once the handle is seated, you can operate your uPVC windows.

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