How to Deal With Double Glazed Repair
It's a good idea have your double-glazed windows inspected regularly, especially if find that the frames are contracting or expanding. This will reduce the risk of draughts.
If you see condensation between the glass panes, the seal may be failing and should be replaced. Replacing the seal will not only help to reduce condensation, but also help to reduce the cost of energy.
Cracked or broken Panes
Double glazing is not indestructible and there are a few issues that can affect the efficiency of energy-efficient windows and doors. Repairing double glazing is a easy process, however the right tools and expertise are required to perform top-quality repairs. It is usually best to get a professional do the work, rather than try to do it yourself.
A broken or cracked window is the most common problem for double-glazed windows. This can be a result of a blow or knock to the frame from outside, or from an attempt to open windows that are shut. Glass can break or crack into pieces based on its size and the force applied to break it.
Repairing a double-glazed glass window that is prone to cracking using a special tape or putty. This will prevent the crack growing or becoming worse, and also stop the elements of wind, water or other elements from entering your home through cracks.
Condensation in double-glazed windows is another common problem and is usually the result of a break of the window seal. It is a natural occurrence that occurs due to different temperatures and weather conditions, which is why it is essential to ensure whether your windows are under warranty prior to attempting to repair them.
Typically, this will be covered by the company that you purchased your double glazing from so it is essential to contact them quickly and clearly explain the issue. double glazed repair is best written down instead of via text or phone. Always keep a copy.
Drilling a hole in the middle of a misted pane is an easy method to fix it yourself. A special desiccant is then inserted to absorb any moisture and this can help the condensation problem to resolve itself. This is only a temporary fix and it is recommended you replace your double-glazed units with new ones as soon as is possible.
Misted Panes
When double-glazed windows start misting up it can be a major issue and cause a significant disruption to your home. Once you have identified the source it's easy to repair. Most often, the cause of the issue is a failure of the seals between your window panes, which allows moisture to get in. This can be caused by poor installation, drainage issues or even defective seals from the window manufacturer.
Standard sealed units comprise two glass panes that are sandwiched by a hollow spacer (shown above). The inner surface of the spacer bar has been perforated and the spacer bars have been filled with desiccant in order to absorb moisture. The two glass panes then are sealed and the whole unit is injected with gas to increase its thermal efficiency.
As you can see, if the sealed unit fails, moisture could be trapped between the panes, causing condensation and mist. This could also cause heat to escape from your home, which could result in a substantial amount of money being lost due to energy bills.

Repairing a window that has been misted is a tricky job that should not be attempted by a person who doesn't have a solid understanding of the construction and glazing industries. If you are willing to tackle the challenge, it's possible to repair the misted seal of a window by adding moisture-absorbing desiccant to the space between the glass panels.
Be aware, however this is temporary solution, and the condensation will likely return and the process may need repeating. It is much more effective to replace an affected unit. It's also quicker and more clean. A replacement can also restore the original insulation of your property which isn't possible in repairs. If you are experiencing misted windows or condensation, we recommend contacting an established company that provides double glazing. While you wait, keep your windows as clean and dry as you can.
Water Leaks
No matter if they are brand new or old, double glazed windows must not leak. Leaking windows aren't only an inconvenience, but they can cause serious damage to your home. This includes the growth of mold and structural damage as well as the cost of heating and cooling. Contact a professional window company as soon as you notice a problem.
Window leaks are an indication that the seals between glass panes aren't working properly. If you see condensation between the panes this is a sure sign that the window seal has become damaged and moisture is getting into the gaps between the glass's insulating. Although a small amount of condensation is normal, if it is persistent and is visible on the interior or exterior of your home it is time to get a repair service in.
Water collecting at the bottom of the window frame is a common reason for leaks. This could be a sign of drainage holes that are blocked or flashing that is not properly installed or a sloped sill. It is simple to clear a clogged drain hole by using a coat hanger. By using roofing caulk, you can fix improper flashing. A misplaced pitch could be the reason of an inclined window sill to one side. A professional window repair service will be able to identify the cause and provide a fast, cost-effective solution.
Although it is not uncommon for old UPVC windows to leak or break however, it is more cost-effective and efficient to seek out a professional double-glazed repair service. They can restore your windows' appearance and function to the way they were when they first were introduced. They can also replace hinges, handles, and locks if required. Professional window repair companies will give you a guarantee on their work. You wouldn't receive this if you tried to fix the windows yourself.
It is difficult to open
If you notice that your windows are becoming more difficult to open, you should contact the company that sold you windows. In most cases, a simple fix can fix the problem. If the issue persists, you should consider replacing your windows with modern windows that are more modern in design. Double-glazed windows with modern designs offer state-of-the-art features that will keep your home warm and secure, such as slimline uPVC or aluminium frames with advanced insulation that stops the heat from escape, and innovative security equipment to keep out intruders.
Another indication that your double glazing requires repairs is condensation between the panes of glass. This is caused by a failure of the seals that connect the two panes. Inert gas is supposed seep out between the glass and replace it with moist air, ensuring that your windows are well-insulated and thermally efficient. If this isn't happening, the seals may have deteriorated or even broken in some way, which can occur in time as a result of changing weather conditions or other factors.
A draft coming from a double-glazed window could also indicate that the seals aren't working and cold air is getting in to your home. This can also lead to more expensive energy bills as your heating will have to be more efficient to keep the temperature in your home steady.
In certain cases a draught may be fixed by lubricating hinges handles, mechanisms or handles of windows or doors that are double-glazed. But, it is important to remember that this is only temporary solution and if the problem persists, you will need to call in the experts.
To prevent condensation, you can install ventilation in your doors and windows, such as extractors or air bricks. You should also allow your double-glazed doors and windows to breathe, which is possible with trickle vents.