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20 Things You Need To Know About Double Glazing Door Lock Repairs
Double Glazing Door Lock Repairs

Have you noticed that your uPVC window or door mechanism started to fail? Perhaps the door or window handles don't meet up correctly or are difficult to use.

It is essential that your double glazed doors operate smoothly, otherwise you'll be wasting energy and increase the chances of burglary. Owen the Locksmith can repair your door lock at a reasonable price.

Snapped Key

It can be quite frustrating when a key snaps inside a lock. This can also be a security issue in that it can leave you vulnerable to a burglar if the door does not lock. Fortunately, there are some quick fixes that you can attempt to fix the issue and get your door functioning correctly.

Be calm. If you get scared and start playing around with your keys, you might just end up pushing the broken piece of the key deeper into the lock, which could make the situation even more difficult.

Spray WD-40, or another penetrating oil, into the lock. This will allow the broken piece be removed more easily. You can also employ a screwdriver in order to break up any stuck pieces that could be hindering the flow. If you're fortunate enough to have a bit of the key that is sticking out and you want to remove it, use a paperclip or some other thin metal object to grab it and then pull it out. Both methods work, but be cautious not to push the broken piece of the key further into the keyway.

Some paperclips come with 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 a hook. You can also use a pair of tweezers grab and remove the remaining pieces of broken keys.

If you are unable remove the broken piece of key then you can use a lock deicer. This is usually found in most hardware stores, and it works by freezing any moisture or ice that may be in the lock.

If none of these solutions work, it may be time to consult a locksmith. The experts at Fitlocks can quickly solve problems like broken handles and snapped keys using uPVC locks and door mechanisms. They can also reconfigure double glazing door mechanisms so that they are more easy to use. Book a double glazing repair with us online, or give us a phone call to discuss your needs.

Broken Cylinder

A damaged cylinder poses an immediate security risk. A professional locksmith can easily fix the cylinder. A locksmith must tap the cylinder to fix it. They can do this using a hammer or other tool, but the best way is to employ an extended match or piece of wire. Position the match or the wire's end close to the keyway. The locksmith can then strike the lock to break it. This is superior to using a hammer that could cause damage to the lock.

The most frequent cause of cracks in the cylinder head is overheating. This can occur when the block and the cylinder head are made of various metals, such as cast-iron or aluminium. Different metals can be heated and cool at different rates. This can cause localised hotspots to expand more quickly than the rest.

Corrosion is another possible cause of cracks in the cylinder. If the head and block of a cylinder are not maintained in a timely manner, they can rust or corrode, which can cause them to expand more than anticipated. Over time, this can also lead to cracks.

If your uPVC window or door lock is rigid and requires more pressure to turn, it could be due to a variety of causes. A malfunctioning locking mechanism, misalignment, or a worn handle are common reasons for this issue.

Fortunately, this is an easy and affordable fix for the majority of double glazing owners. A professional locksmith will usually be able to resolve the issue within an hour of arriving at your home. They can fix the locking mechanisms, or replace the window handles, and also change the gearboxes based on your specific needs. A skilled locksmith will always be able to inform you of the most cost-effective option for your home. They can recommend upgrading to 3 Star TS007 Euro Cylinders, which give you an extra security layer from burglars. This is a small price to pay for the peace of mind that comes from knowing that your uPVC doors are secure.

Broken Handle

Window handle locks have complex mechanisms that deteriorate with time and usage, so it's no surprise that they sometimes break. It isn't easy to determine the cause of the problem and then fix it properly.

Whether the problem is in the internal locking mechanism or the latch, fixing your broken handle will increase your uPVC double glazing door's security and help you to stop draughts. It could be costly to repair or replace your handle incorrectly and it can also harm the frame and the lock of your door.

With the window in the open position, loosen the screw holding the handle by using a screwdriver. It should be located on the inside face of the back plate, and is normally concealed by a screw cover for aesthetic reasons. Be careful not to lose any internal parts within the handle, for example the plates or levers on the opposite side of the spindle. Keep them in the same arrangement so that it is simpler to replace them in the event of a need.

Then, using visit my home page take the screw off that connects the handle to the spindle in the back. Once the screw is loose, you should be able to pull the handle off and pull out the broken spindle. Replace it with a brand new one, ensuring it's the same size as the previous one (you can usually find these online or in hardware stores) and then securely screw it into the right place. Be cautious not to overtighten because this could damage the handle or the window frame.

Ensure the new handle is installed Close the window and test the handle. It should function smoothly, and you will be able open your window once again.

While you're working on the handle, don't forget to check your uPVC windows are shut correctly. If they're not cause damp and draughts inside your home, as well as compromising the energy efficiency of your home. Core Sash Windows is a local window company that can adjust the hinges on your window frames to ensure that they close correctly.

Broken Spindle

It is often the case that the spindle in the handle breaks, rather than the handle itself. This is particularly typical in uPVC tilt and turn windows. These kinds of windows require a handle which is a lock mechanism that is located in the frame of the window. The handle is attached a central rod which activates locks that are shaped like mushrooms and secure into the frame of the window keep. If the dead latch mechanism is not able to open after the handle is turned, it's likely the spindle is damaged. This could be a problem that is frustrating.


There are ways to fix this issue. A reputable locksmith can quickly and efficiently repair this issue. They will be able to take apart the window handle using a tool that can remove the wheel component of the mechanism that is where the spindle goes. This can be done without damaging the handle or causing any other damage to the window frame.

Once the wheel is removed, the technician can inspect the spindle to determine what has caused it to break. This involves disassembling the spindle, and then examining every component, observing any damage or excessive wear. This procedure is usually carried out in a clean, well-lit room by skilled technicians.

Next, clean the damaged spindle. This will help get rid of any dirt or other debris that might be preventing it from functioning normally. After that, the spindle could be repaired or replaced. If it is replaced, the technician could use an identical dowel size to the one used in the first and drill mating holes into both parts of the spindle. This will ensure that the new spindle has precisely matched to the handle.

If the spindle that is damaged is beyond repair, it could be necessary to replace it completely. Home centers can sell generic replacements but if the window design is unusual then you'll need to contact an expert in woodworking or cabinet making who can make the exact component. Once the spindle has been installed, it is fixed to the handle. Line up the screw holes on the handle with the screws already in the frame. Once the new handle is firmly in place, you'll be able to operate your uPVC window.

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