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Double Glazing Lock Repairs

A good quality lock on your windows and doors helps to prevent burglars from gaining access to your home. They usually don't want to break glass or attempt to get through windows that are open.

Certain double glazing owners however, have experienced problems with their window or door lock following the installation. These problems can often be solved without the need to replace double glazing.

Broken or Faulty Locks

If your uPVC window or door lock is damaged or broken, then a locksmith can repair it for you. They can repair hinges, striker plates, and locks for your double glazing. They will also be able to move the cylinder around to fix any misalignment issues that could be causing the handle to not function correctly.

The mechanism might be jammed when the key fits into the lock, but it will not turn or become difficult to insert. This can be caused by dirt or grime getting stuck within the mechanism. If this is the case, it may be possible for the lock to be cleaned and lubricated. Make use of a dry lubricant, such as graphite or teflon and not oil, as oil can attract dirt and cause it to stick to the mechanism's inside. After lubricating the lock, you must insert the key and try to turn it. The lubricant should be absorbed into the mechanism, and the lock should turn easily.

A damaged lock can be caused by loose screws inside the lock mechanism. They can become loose and fall out, or even break completely preventing the lock to function properly. The screws can be tightened using the help of a screwdriver. However, be careful not to overtighten them. This could damage the internal components.

A damaged lock could be dangerous for both you and your family members especially if you have small children. They can easily unlock the door without your knowledge which gives them access to your house. If you are worried about this happening, a vetted locksmith can provide fast and efficient assistance to re-secure your double glazing doors.

Misty Glaze are a professional uPVC and double glazing business in Lancing and can repair all types of faulty and damaged mechanisms such as handles, cylinders, handles and lock systems on both uPVC windows and doors. We can also modify your uPVC or double glazing locking system to meet your particular needs, which means that in most cases, replacement windows and doors are not necessary.

Handles that are broken or are damaged

A lot of double-glazed windows come with a multi-point lock as a part of the overall security package. This is an excellent option for those who are concerned about criminals who are looking to gain access to your home. Ask your locksmith for antilift locks. They can be put in in addition to existing locks and help keep your windows firmly shut.


Handle locks can be damaged or fail. They are the first thing criminals employ to open your window. The good news is, this is among the easiest parts to fix.

Modern uPVC handles and aluminum handles are equipped with a multi-point locking mechanism known as Espagnolette, which is designed to resist forced entry. This security upgrade is offered as an option for new uPVC windows. As an upgrade option older style handles made of aluminium or uPVC that are no longer used can be upgraded to shoot bolt locking systems.

It is essential to fix a handle as soon as you can if it's damaged. Faulty handles can prevent the window from closing correctly and letting in a draft. It could be a weakness that burglars who are opportunistic could exploit, therefore putting your family and belongings at risk of theft.

The process of fixing the malfunctioning mechanism begins by getting access to the frame of the window and removing the damaged handle. The gearbox that opens the handle is then located and the model is identified, so that a replacement may be sourced which is in line with the profile of the internal window frame mechanisms.

After the mechanism has been replaced the handle can then be fixed using the original screws but we would recommend replacing them with more long screws as this will give a more secure fit. The final step is to seal the handle with a clear sealant. This will shield it from further corrosion. Once that's done the window will be fully operational again and at a fraction of the cost of replacing the entire window.

Hinges that are broken or faulty

If your windows do not close properly, you may be experiencing draughts, the weakening of your home's security and a higher chance of damp or water damage. Broken or damaged window hinges are a common issue and can be repaired easily.

If you have a uPVC windows that won't open or close it's likely that the hinges are broken or damaged and require replacement. double glazing repair of window manufacturers will require you to buy an entirely new window unit in order to resolve this issue, but we are able to replace the hinges and save you money.

Window hinges are often damaged by repeated use, or weakened over time by corrosion. If you've broken a window hinge, it is important to take precautions to avoid further damage. This includes not forcing the window to close or open.

You can find the correct parts for your hinge by identifying its model. Common types of window hinges are Maco, Mila, Roto and a variety of other brands. Consult a professional to avoid purchasing parts that will not fit with your existing hardware. This can result in more damage.

Faulty hinges can be a huge problem for your uPVC windows and doors. They can be an important source of noise, and could also allow water to get into your windows.

To fix this issue, first make sure that the pin barrel on both hinge halves is aligned. If it's not, tap the head pin using a hammer to make a small bend in the hinge barrel. This will help keep the pin in position. Ask a second person to hold the door as you take the hinges and hinges from both the doorjamb as well as the door. Replace the hinges using those that are of the same size, and then attach the screws using glue. Finally put the hinges in place using weights or clamps while the glue sets.

After you have repaired your hinges, you can put the door back in place. You can also reattach the handle. It is a good idea to replace the screws with the same length of wood dowels as the original screw so that they are in line with each the other.

Glass that is broken or Faulty

While uPVC windows do an excellent job of keeping the cold out and heat in, they can become damaged over time. This can include damaged or broken glass and faulty locks. If left unattended, this can turn into a major expense. It can also affect the aesthetics of your house and could lead to a loss of insulation, so it is essential to fix any damage as soon as you can.

You can fix your cracked glass by yourself if you have the proper tools and techniques. First, make sure that the area around the glass is clear so that any shards won't harm anyone and aren't an accident-prone area. Then, take any pieces of broken glass and dispose of them appropriately. Apply masking tape across the entire area. This will stop glass fragments from sticking to your skin and scattering when you move them. Pre-fitting the glass pane prior to gluing it in place is a good idea if you are dealing with windows that have two panes. This will ensure that you have enough room to finish your project.

Use a dry, clean cloth to wipe down the glass's surface and the frame before applying the glue. Follow the instructions for application and curing times that can differ from product to product. You may need to clamp the glass that has cracked with clamps made of lightweight materials designed to hold fragile materials, depending on the angle.

When the adhesive has completely set, carefully place the glass inside the window frame, making sure it's flush with the edges of the frame and there are no gaps between the glass and the window sash. Avoid flexing the glass as you reinstall it in order to weaken the seal. This could lead to condensation or water infiltration.

Contact a professional glazier like O'Brien(r) for a replacement if your glass window is completely broken. Unattended handling of broken glass can be a risk to children and pets It's therefore essential to act fast.