The Most Significant Issue With Double Glazed Repair, And How You Can Fix It How to Deal With Double Glazed Repair

You should make sure that your double-glazed window frames regularly inspected, especially if they are expanding or shrinking. This will decrease the risk of drafts.

If you notice condensation in between the panes, it is a sign that the seal is failing and has to be replaced. The seal can be replaced to reduce condensation and help save energy.

Cracked or broken panes

Double glazing is not indestructible and faults can occur which can reduce the energy efficiency of the windows and doors. Repairing double-glazing is an easy process, but you will require the right tools and knowledge to do it right. It is usually best to employ a professional complete the task, instead of trying to do it yourself.

A broken or cracked window is the most frequent issue for double-glazed windows. A blow or knock from the outside can trigger this, as can an attempt to open a closed window that is stuck. Glass can break or crack into pieces based on its size and the force applied to crack it.

If a double-glazed window is prone to cracking it can be repaired by using a specific type of putty or tape. This will stop the crack from growing or becoming worse, and also stop water, wind or any other elements from getting into your home through the cracks.

Condensation in double glazing is another common problem and is usually caused by a failure of the window seal. It is a natural process that is caused by different temperatures and weather conditions, which is why it is essential to ensure that your windows are in warranty before you attempt to fix them.

Typically, this will be covered by the company you bought your double glazing from so it is important to contact them promptly and explain the issue clearly. This should be written down, rather than by phone or text. Always keep an original copy.


Drilling a hole into the middle of a misted pane is a common way to repair it yourself. A special desiccant is inserted to absorb any moisture and this will help the condensation issue to get rid of itself. This is only a temporary fix and it is recommended you replace your double-glazed units with new ones as soon as possible.

Misted Panes

Double-glazed windows that fog up can be a real issue and cause major disruptions to your home. If double glazing windows repairs can pinpoint the issue it's easy to repair. In most cases the cause of the problem is a defect in the seals between your window panes that allow moisture to enter. Poor installation or drainage issues or damaged seals made by the window manufacturer can cause this issue.

Standard sealed units comprise two glass panes, sandwiched by a hollow spacer (shown above). The inside of this spacer bar is perforated. the spacer bars are filled with a desiccant, which is there to absorb any moisture that is absorbed into the unit. The two glass panes are joined and the entire unit is injected with gas to increase its thermal efficiency.

As you can imagine, if the sealed unit fails, then moisture can get in between the panes, and this can cause condensation and even mist. This will also lead to the heat from your home being lost which could result in a significant amount of money lost through energy bills.

Unfortunately, fixing double glazing windows that have been misted can be a bit difficult and isn't something that should be attempted by anyone without extensive knowledge of the glazing industry and construction industry. If you're willing to take on the challenge, it is possible to fix a misted sealed window by introducing a moisture-absorbing desiccant in the gap between the glass panels.

Be aware, however, that this is only an interim solution. The condensation will likely return, and the process could need to be repeated. It's much more efficient to replace the misted glass and it will also be much more hygienic and faster. Replacements will bring back the original insulation to your home it is not possible with a repair. If you are experiencing misted windows and condensation, we recommend contacting an experienced company that can provide double glazing. In the meantime, try to keep your windows as dry as they can by ensuring that they are properly ventilated and being cleaned regularly.

Water Leaks

Double-glazed windows shouldn't leak, whether they are old or new. Leaking windows are not only an inconvenience but can cause serious damage to your home including the development of mold, structural damage and increased heating and cooling costs. If you suspect a leak, contact a professional window repair company as soon as possible to get the issue fixed.

Window leaks are typically indications of a problem with the seals between panes of glass. If you notice condensation between the panes of glass, it is a sign that the seal between the two panes is deteriorating. Moisture is now seeping through the insulating space that is between the two panes. While some condensation is normal, if it continues to grow and becomes visible on the outside or inside of your home it is time to have repairs done.

Water collecting at the bottom of your window frame is a common cause of leaks. This could be an indication of clogged drainage holes, improper flashing or an unbalanced sill. A drainage hole that is blocked is easy to fix by using a coat hanger wire to clear the gunk. With roofing caulk, you can fix improper flashing. If the window sill is sloping to one side it may be due to an improper pitch. A professional window repair service will be able to identify the reason and provide a fast, cost-effective solution.

It is not unusual for UPVC windows that are older to break or leak. However it is more economical and efficient to hire an expert to repair your double glazing. They can bring your windows' appearance and functionality to what they were when they first were released. They can even replace handles, hinges and locks if necessary. A professional window repair service will also offer a kind of guarantee for their work, which you could not get if you attempted to repair the window yourself.

The difficulty of opening

If you find that your windows are getting harder to open, you should contact the company from which you purchased them. In most cases the issue can be solved with a simple fix. If the problem persists it is possible to think about replacing your windows with more modern. Double-glazed windows with modern designs offer the latest features to ensure your home is secure and warm. They include slimline uPVC frames or aluminium frames that have advanced insulation that prevents heat from escape and cutting-edge security equipment.

Condensation between the glass panes is another indication that double glazing needs repair. This is caused by an issue with the seals between the two panes. Inert gas is supposed seep out between the glass and replace it with moist air to ensure that your windows are in a thermally efficient and airtight state. If this doesn't happen, the seals could have degraded or broken in some way, which can occur in the course of time because of weather changes or other causes.

A draft from a double-glazed windows could also be a sign that the seals are failing and cold air is coming in to your home. This could also lead to higher energy costs since your heating system will have to work harder to keep the temperature in your home.

In some cases a draught may be resolved by lubricating hinges, handles, or mechanisms on your double-glazed doors or windows. It is crucial to remember that this is a temporary fix and if the issue persists, then you'll need to contact a professional.

To help reduce condensation, you can put in ventilation in your doors and windows for reducing condensation, such as air bricks or extractors. It is also essential to allow your double-glazed windows and doors to breathe by keeping them open as much as possible, which is possible with trickle vents.