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10 Things We All Love About Double Glazed Repair
How to Deal With Double Glazed Repair

It's a good idea to inspect your double-glazed windows regularly, especially if find that the frames are expanding or contracting. This will reduce the chance of draughts.


If you notice condensation between the panes, this indicates that the seal is failing and needs to be replaced. Replacing the seal will not only reduce condensation, but it will also save on energy bills.

Cracked or Broken Panes

Double glazing isn't indestructible. It is susceptible to developing defects that could decrease the efficiency of energy. Repairing double-glazing can be an simple task however, you'll need the right tools and expertise to complete it right. It is generally recommended to hire a professional company to do the work instead of attempting it yourself.

A cracked or broken pane is the most frequent issue with double-glazed windows. A knock or a blow from the outside can trigger this, as can attempts to open a window that is closed. The glass might break or crack into smaller pieces, based on the size of the crack and the force that is applied to it.

You can repair a double-glazed glass window that is susceptible to cracking using a special tape or putty. This will stop the crack from growing or becoming worse, and will prevent water, wind or any other elements from getting into your home through the cracks.

Condensation in double glazing is another frequent issue and is often caused by a failure of the window seal. It is a natural phenomenon that can occur due to varying temperatures and weather conditions, which is why it is important to check whether your windows are under warranty prior to attempting to repair them.

This will usually be covered by the company who sold you your double glazing, so it is important to contact them quickly and clearly explain the issue. It is best to address this in writing instead of via text message or phone and keep an original copy of the correspondence.

Drilling a hole into the centre of a misted pane is a popular method to fix it yourself. A special desiccant is then put in to absorb any moisture, which can aid in helping 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 mist up can be a major troublesome issue that can cause major disruptions in your home. It is, however, relatively easy to resolve the issue once you understand what's causing it. In the majority of cases the issue is caused by a flaw in the seals that separate your window panes. This allows moisture to enter. This could be due to poor installation, drainage problems or even defective seals from the window manufacturer.

Standard sealed units are made up of two glass panes with a hollow spacer bar sandwiched between them (shown in the above image). The inside of the spacer bar is perforated and the spacer bars are filled with desiccant to suck up any moisture. The two glass panes then be sealed together, and the entire unit will be injected with gas in order to improve its thermal efficiency.

As you can see, if the sealed unit fails, moisture could get between the panes causing condensation and mist. This can also cause heat to escape your home, which could result in a significant amount of money being lost due to energy bills.

However, fixing the misted double glazing window can be a little tricky and shouldn't be attempted by those who don't have extensive knowledge of glazing and the construction industry. If you're willing to take on the challenge, it's possible to fix a misted sealed window by putting in moisture-absorbing desiccant into the space between the glass panels.

Be aware that this is only a temporary fix and the condensation could occur again. The process will need to be repeated. It's far more effective to replace misted glass units and it will also be much more hygienic and faster. A replacement will also bring back the original insulation of your home which isn't possible with a repair. If you're experiencing misty windows or condensation, we suggest you contact a reputable company that offers double glazing. In the meantime, try to keep your windows as dry as you can by making sure they're properly ventilated and being cleaned regularly.

Water Leaks

Whether they are new or old, double-glazed windows must not leak. Leaking windows aren't only an inconvenience, but can cause serious damage to your home. This includes the growth of mold as well as structural damage and increased heating and cooling bills. If you suspect a leak call a reputable window repair service as soon as possible to get the issue fixed.

Window leaks are usually an indication of a problem with the seals between the panes of glass. If you notice condensation between the panes, this is a sure sign that your window seal has become damaged and moisture is seeping into the insulating gap between the glass. A little condensation is perfectly normal. However should the issue persist and appears on your home's exterior or interior then it's time to contact an expert repair service.

Another common cause of leaks is water collecting at the bottom of the frame of your window. This could be a sign of drainage holes that are blocked or flashing that is not properly installed or a sloped sill. A drainage hole that is blocked is simple to fix using a wire coat hanger to clear the gunk. Flashing that isn't properly installed is also simple to fix by using roofing caulk to fill the gaps around the frame. If the window sill is sloping to one side, it could be due to an incorrect pitch. A reputable window repair company can identify the reason and provide a fast, cost-effective solution.

Although it is not uncommon for old UPVC windows to break or leak however, it is more cost-effective and efficient to seek out an expert double-glazed repair service. They can bring your windows' appearance and functionality to what they were when they first were introduced. They can also replace hinges and handles, and locks if required. A professional window repair service will also offer a type of warranty for their work, which you could not be able to get if you tried to fix the window yourself.

Difficulty of Opening

If you notice that your windows are getting difficult to open, you should contact the company from which you bought them. In the majority of cases the issue can be resolved by a simple fix. If the issue continues to persist and you are unable to resolve it, you should consider replacing your windows with modern windows that are more modern in design. Double-glazed windows with modern designs offer the latest features to keep your home safe and warm. These include slimline uPVC frames or aluminium frames that have advanced insulation that blocks heat from escaping and innovative security hardware.

Another indication that your double glazing is in need of repairs is condensation that forms between the glass panes. This is caused by an issue with the seals between the two panes. Inert gas is supposed to seep out between the glass and replace it with moist air to ensure that your windows stay well-insulated and thermally efficient. If this doesn't happen, then the seals may have become less effective over time due to weather changes or other factors.

A draft that is coming from a double-glazed windows could also indicate that the seals are failing, which means that cold air is coming in to your home. double glazing repairs near me can lead to more energy costs as your heating system has to work more to maintain the temperature of your home.

In some cases a draught may be fixed by lubricating the hinges, handles or mechanisms of windows or doors with double glazing. It is important to note that this is a temporary solution and you will need to contact the experts in the event that the issue continues to persist.

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

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