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10 Misconceptions Your Boss Holds About Double Glazed Repair
How to Deal With Double Glazed Repair

It is recommended to ensure that your double-glazed window frames are inspected regularly, particularly when they are shrinking or expanding. This can reduce the chance of draughts.

If you notice condensation appearing between the glass panes, it is possible that the seal be failing and should be replaced. The seal can be replaced to reduce condensation and conserve energy.

Cracked or broken panes

Double glazing isn't indestructible and there are a few issues that can affect the efficiency of energy-efficient windows and doors. Repairing double-glazing is an easy process however, you'll require the proper tools and expertise to complete it right. It is generally recommended to hire a professional to do the work, instead of trying to do it yourself.

The most common issue that can affect a double-glazed window is a cracked or broken pane. A knock or blow from the outside can trigger this, as could the attempt to open a window that is closed. The glass may crack or break into small pieces, based on the size of the crack and the force applied to it.

If the double-glazed window is susceptible to cracking it can be repaired by using a specific type of putty or tape. This will stop the crack from spreading or getting worse. It will block any water, wind or other elements from entering your home through the cracks.

Another issue that is common is condensation in double-glazed windows. This is typically the result of a broken window seal. It is a natural phenomenon that occurs due to different temperatures and weather conditions, which is why it is important to check whether your windows are in warranty before you attempt to fix them.


It's usually covered by the company who sold you your double glazing, so it is important to contact them promptly and explain the problem clearly. It is best to do this in writing, rather than by text or phone, and always keep the copy of your correspondence.

If you want to try and repair a misted window by yourself, a popular method involves drilling an opening in the centre of the affected window. repairs to double glazing windows absorbs any moisture and will help solve the problem. However, this is only a temporary solution and it is recommended to have double-glazed windows replaced with new units as soon as possible.

Misted Panes

When double-glazed windows start fogging up, it can be a major pain and can cause significant disruption in your home. Fortunately, it can be fairly simple to fix the issue after you have figured out the root of the issue. In most cases, the problem is due to a problem in the seals that protect the window panes. This allows moisture to get into. This could be caused by poor installation, drainage issues or even defective seals from the window manufacturer.

Standard sealed units are made up of two glass panes, with a hollow spacer bar inserted between them (shown in the image above). The face of the spacer bar is perforated. the bars that are used as spacers are filled with a desiccant, that is used to absorb any moisture that is absorbed into the unit. The two glass panes will then be sealed and the whole unit will be injected with gas to improve its thermal efficiency.

As you can imagine, if a sealed unit fails then moisture could get between the panes and this could cause condensation and mist. This can also cause heat to escape your property, which can result in a significant amount of money lost on energy bills.

Repairing a misted window is a challenging task that shouldn't be attempted by someone who doesn't have a solid understanding in the construction and glazing industries. If you're willing to tackle the challenge, then it's possible to repair the misted seal by adding a moisture absorbing desiccant to the gap between the glass panes.

Keep in mind, however it's only an interim solution. The condensation will likely return and the process may need repeating. It is much more effective to replace the misty unit. It is also quicker and more clean. Replacements can also help restore the original insulation of your home which isn't available with repairs. If you're experiencing misty windows and condensation, we suggest you contact an established company that provides double glazing. In the meantime, try to keep your windows as dry as possible by ensuring they're properly ventilated and being cleaned regularly.

Water Leaks

Whether they are new or old, double glazed windows should not leak. Leaking Windows are not just a nuisance, but can also cause serious damage to your home. This includes the growth of mold and structural damage as well as increased heating and cooling bills. Contact a professional window company as soon as you suspect a problem.

Window leaks are usually indications of a problem with the seals between the panes of glass. If you see condensation between the panes, this is a sure sign that the seal on your window has been damaged and that moisture is getting into the insulating gap between the glass. A little condensation is perfectly normal. However, if the problem persists and is visible on your home's interior or exterior then it's time to call in a repair service.

Another reason for leaks is that water collects on the bottom of the frame of your window. This can be an indication of drain holes that are blocked or flashing that is not properly installed, or an uneven sill. A drainage hole that is blocked is simple to fix using a coat hanger made of wire to clean out the gunk. Incorrect flashing is also easy to fix by using roofing caulk to fill the gaps around the frame. A misplaced pitch could be the reason of an inclined window sill to one side. A professional window repair company can identify the reason and provide an immediate, cost-effective solution.

It is not uncommon for UPVC windows that are older to break or leak. However, it is more cost-effective and efficient to employ an expert to repair your double glazing. They can restore your windows' appearance and functionality to the way they were when they first were introduced. They can also replace hinges, locks and handles if needed. Professional window repair companies will offer you a warranty on their work. You wouldn't receive this if you were to repair windows on your own.

It is difficult to open

If you notice that your windows are getting difficult to open, it is best to get in touch with the company from which you bought windows. In most cases the issue can be solved by a simple fix. If the issue persists then you should look at replacing your windows with newer ones. New double glazed windows offer the latest technology to keep your home warm and secure, including slimline uPVC frames made of aluminium with advanced insulation that stops heat from escaping, as well as innovative security hardware to deter intruders.

Another indication that your double glazing requires repairs is condensation that forms between the glass panes. This is due to an issue with the seals that separate the two panes. Inert gases are supposed to escape between the two panes of glass and then be replaced by humid air. This will keep your windows in a breathable state and be energy efficient. If this doesn't happen, the seals may have deteriorated or broken, which is something that can occur in the course of time because of weather changes or other causes.

A draught coming from your double-glazed window is an indication that the seals have failed, indicating that cold air is leaked into your home. This can also result in more energy costs as your heating system will need to work more to maintain the temperature in your home.

In certain cases, a draught can be fixed by lubricating hinges or handles on your double-glazed doors or windows. It is important to note that this is only a temporary solution, and you'll be required to consult with a professional in the event that the issue continues to persist.

To prevent condensation, you can install ventilation in your windows and doors like air bricks or extractors. It is also recommended to allow double-glazed doors and windows to breathe, which can be achieved with trickle vents.

Read More: https://www.repairmywindowsanddoors.co.uk/misted-double-glazing-repairs-sutton-coldfield/