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Double Glazing Lock Repairs: The Ugly Reality About Double Glazing Lock Repairs
Double Glazing Lock Repairs

Quality locks on your windows and doors will help prevent burglars from entering your home. They don't usually like breaking glass or trying to squeeze through open windows.

Certain double glazing owners however, have had issues with their window or door lock following the installation. These issues can usually be resolved without the need for new double glazing.

Broken or damaged locks

If your uPVC window or door lock is damaged or defective and requires a locksmith, they can repair it for you. They can repair the striker plates, hinges, and locks on your double glazing. They can also adjust the cylinder's position to fix any misalignment issues which could cause your handle to not operate properly.

The mechanism may be locked if the key fits in the lock, but it will not turn or is difficult to insert. This can be caused by grime or dirt getting stuck inside the mechanism. If this is the situation it is possible for the lock to be cleaned and lubricated. Use a dry lubricant like graphite or Teflon but not oil as oil can attract dirt and cause it to stick to the mechanism's inside. After lubricating, insert the key into the lock and turn it. The lubricant should make through the mechanism, and the lock should be able to rotate with ease.

A malfunctioning lock could be caused by loose screws within the lock mechanism. They can loosen and fall out or break off completely, preventing the lock from working correctly. These screws can be tightened with the help of a screwdriver. However, be careful not to overtighten them. This could damage the internal components.

A damaged lock can be dangerous for your family and you. This is especially relevant if you have young children. It's possible for them to open the door without knowing, and this can allow them access to your home. If you're worried about the possibility that this could occur, a licensed professional locksmith can assist you re-secure the double glazing doors.

Misty Glaze is a professional uPVC company in Lancing that can repair all kinds of defective and broken mechanisms on uPVC doors and windows. We can also reconfigure the locking mechanism on your uPVC windows or double glazing to meet your needs. This means that replacement windows and doors are not always necessary.

Handles that are damaged or broken

As part of their overall security plan, many double-glazed windows have a multipoint lock. This is an excellent option for those worried about opportunistic thieves looking to gain entry to your home. Ask your locksmith for antilift locks. They can be installed as an addition to the existing locks and ensure that your windows are securely closed.

It's not uncommon for the handle locks to become damaged or even fail - they are the first part of your window that will be forced open by a criminal intent on breaking into. Luckily, the good news is that this is one of the most simple parts to repair.

Modern uPVC and aluminium handles have a multi-point locking mechanism called Espagnolette which is designed to resist forced entry. This upgrade to security is typically provided as an additional option on new uPVC window installations. As an optional upgrade, older style handles made of aluminium or uPVC that are no longer in use can be upgraded to shoot bolt locking systems.

When a handle is faulty it's important to get this repaired as soon as is possible. Handles that are damaged can prevent the window from closing correctly and also allowing drafts to enter. It may also be a weak point that burglars who are opportunistic might exploit, putting your family and belongings at risk of theft.

To repair the broken mechanism, first access the window frame, then take off the broken handle. The gearbox can then be accessed to determine the type of gearbox that is used to open the handle. This will allow an alternative that is compatible with the profile and internal window frame mechanisms.

After the mechanism is replaced the handle can be put back together using the original screws. However, we recommend replacing them with more long screws to ensure the most secure fit. The final step is to apply a layer of clear sealant to shield the handle from further rust. Once that's done your window will be fully operational again, and at only a fraction of the cost of replacing the entire window.

Hinges that are Broken or Faulty

If your windows do not close properly, draughts can get in, your home's security barriers will become weaker, and there is an increased chance of damp or water damage. Window hinges that break or fail to function properly are a common issue and are easily fixed.

If your uPVC windows don't open or shut and close, it's likely the hinges need to be replaced or repaired. A lot of window manufacturers will require you to buy an entirely new window unit to fix this simple problem, but we can replace the hinges and save you money.

Window hinges are usually damaged by repeated use, or weakened over time by corrosion. If you've broken a window hinge, it is crucial to take the necessary precautions to prevent further damage. This includes not causing the window to close or open.

You can find the correct parts for your hinge by identifying its model. The most commonly used types of window hinges include Maco, Mila, Roto and a variety of other brands. It is recommended to speak with an expert in this situation so that you don't make the mistake of buying parts that aren't compatible with your existing hardware and cause further damage.

double glazing repairs are a major problem for uPVC doors and windows. They can be a significant source of noise and can also allow water to infiltrate which could damage your windows.


To fix this issue, first make sure that the pin barrel on both sides of the hinge is aligned. If it's not then tap the headpin using the hammer to create a slight bend in hinge barrel. This will help to keep the pin in place. A friend can help you hold the doors while you remove hinge screws and hinges. Replace the hinges and install screws with glue. Finally, while the glue is drying, put a secure hold on the hinges by using weights or clamps.

Once you have repaired the hinges, you can put the door back in place. You can also reattach the handle. Replace the screws using wood dowels of the same size as the original screw to ensure that they match.

Broken or damaged glass

uPVC Windows can become damaged over time, even though they are great at keeping cold out and conserving the heat. This could include cracked or damaged glass and faulty locks. This issue could be extremely costly should it be not addressed. It can also hurt the aesthetics of your home and cause a loss of insulation. It is crucial to repair any damage promptly.

If your glass has broken but isn't shattered it is usually possible to repair it yourself with the proper tools and techniques. First, ensure that the area around the glass is free of debris so that any shards don't injure anyone and aren't an accident hazard. Then, take any pieces of broken glass and dispose of them properly. Then, place masking tape to the entire area to keep fragments from bouncing around and sticking to your skin when you move them. If you're dealing with a double-pane window it's best to pre-fit the pane of glass before gluing it back in place so that you know you'll have enough room to complete the task.

Use a dry, clean cloth to wipe down the surface of the broken glass and the frame before applying the glue. Follow the application and curing instructions that may differ from one product to the next. Depending on the degree of the crack you may want to secure the glass in place during the curing process with lightweight clamps designed to hold delicate materials.

After the adhesive has fully cured, carefully reinstall the glass inside the window frame, making sure it's flush with the edges of the frame and that there aren't any gaps between the glass and the window sash. Be cautious not to flex the window as it's being reinstalled, as this can weaken the seal and cause water infiltration and condensation.

If you have a glass door that's completely broken or has larger cracks, contact a professional glazier such as O'Brien(r) to organise a replacement. It's important to act quickly if you have broken glass.

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