When a double-glazed windows will not close, it creates drafts that allow heat to escape. It also reduces the security of your home and puts you at risk of burglary.
Over time, double glazed window hinges handles, seals and handles can become damaged. If this happens, it can affect how your windows work and could invalidate any warranty you may have.
Faulty locks
While many take great care when installing anti-burglar devices for their gates and main doors, it is often overlooked that the windows are prime targets for burglars. Poorly secured locks can cause drafts, let heat escape and compromise the security of your home.
If double glazing repair do not work, it's likely that the lock mechanism is blocked. This usually occurs due to a split in the gearbox component. This can cause the handle to turn 360 degrees but not open. This is a common issue with uPVC casement windows, but is also found in tilt and turn windows and even sliding sash windows.
If this happens, you can release the lock by pressing the lever handle. This can be used to unlock the gearbox and reopen the window's opening. If this does not work, you may need to replace the window lock mechanism completely.
Most modern uPVC windows use espagnolette locks. These are locking systems inside the window that secure the window with locks that look like mushrooms and are that are inserted into the frame keep. The handle controls the gearbox which then activates the cams to move up or down. A common fault with these is when the spindle on the lock has been damaged which causes the handle to rotate freely, but not to move the window open or close.
A faulty gearbox can also cause your window to appear to be locked, but it is not. This could happen if the centre rods (sometimes known as crocodile teeth fixings) within the gearbox have broken off. Misty Glaze will supply and install replacement rods in the event that this happens.
It is important not to force the lock to break or get stuck one. This can cause a lock to break or snap in particular if you are using windows made of uPVC that expand and contracts when temperatures change. It is best to call a professional locksmith to identify the issue and fix it.
Sticky Doors/Window
It's annoying to have windows and doors that are stuck and sag, but they can also be indicative of more serious structural problems. If you're having difficulty to open or close a window or door it is crucial to seek out professional assistance immediately. The issue could be the result of a variety of things, including foundation settlement and impaired crawl space support.
Doors and windows often get stuck due to humidity or the frame itself. If your frames are wood for instance, they can be prone to warping when exposed to humidity. Even if the hardware looks great, this could make it difficult to open and close your frames. The wood expands when this happens, and it pushes up against the hinges, creating friction.
Rub the window or door with soap to lessen friction, especially if it is stuck in the summer. It will shrink and could temporarily resolve the issue. This solution may need to be repeated regularly during times of high moisture.
Sanding the frame of the door or window to a smooth finish is a better and more lasting solution. This can be done by hand or with an electric tool. A professional can also sand and paint, or stain your frame or door to make it look brand new once more.

If sanding and soap aren't helping it's likely your problem stems from foundation settlement or a damaged crawl space. Examine for cracks in your area. It's time to contact a foundation specialist if you see any of these signs. Damage to the foundation can cause uneven floors, misaligned walls and stuck windows and doors. To avoid expensive and dangerous repairs, it's important to address these problems as soon as they can be addressed. If not addressed these issues can escalate to the point where your entire home is structurally unstable. Contact the Southeast's most renowned foundation repair specialists today to schedule an inspection and repair!
Cracking/Blowing Issues
When double glazing begins to wear down, it could cause cracks to form. This can be an unsightly sight and also let all the heat from your home to escape. This can also pose danger for your family members as the sharp glass pieces could cause injuries when they break. It is recommended to fix any double-glazed windows that have cracks prior to it getting worse, as this will increase the cost of replacing the windows.
Window seals are essential to prevent drafts from entering your home and to keep air between your window panes. However, over time, they may become damaged or shrink due to weather changes. If not checked, it can result in condensation, moisture and draughts inside your home.
A professional will usually be able to solve this problem. They will be able to replace the seal on your window and bring your windows back to their original condition. They will also suggest options to reduce the chance of future stress cracks, such as trickle ventilation to improve ventilation.
It is also possible to lubricate the handles and hinges on your doors and windows. This will allow them to move more easily and allow the lock to function as it should. Put some lubricating oils on a cloth that is free of lint and rub it into the hinges and handle mechanism as well as the areas where they go through the frame (for example, for sash windows). It may also be beneficial to remove handles from the frames and clean them by using warm water to rid them of any dirt or grit which has been sunk into them.
If your uPVC windows and doors are not functioning as they should, it's important to call in a professional to fix them. They can identify the problem quickly, and then fix it in a short time. It's much safer and cheaper than attempting to fix it yourself and possibly damaging the mechanisms. It will also give you peace of mind knowing your home is safe and secure.