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20 Tips To Help You Be More Efficient With Double Glazed Repair
How to Deal With Double Glazed Repair

You should make sure that your double-glazed window frames checked regularly, especially if they are shrinking or expanding. This can reduce the chance of draughts.

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

Cracked or broken panes


Double glazing isn't indestructible. It can develop faults that can reduce the energy efficiency. Repairing double-glazing is a relatively simple task however, you'll require the proper tools and knowledge to do it right. It is generally recommended to employ a professional complete the task, rather than try to do it yourself.

The most common fault that can affect a double-glazed window is a cracked or broken pane. A knock or a blow from the outside can cause this, as can attempts to open a stuck-closed window. The glass might crack or break into small pieces, depending on the size of the crack and the force that is applied to it.

If a double-glazed window is prone to cracking, it can be repaired using a form of putty or a special tape. This will prevent the crack from expanding or getting worse. It will stop any moisture, wind or other elements from entering the home through the cracks.

Another common problem is condensation in double-glazed windows. This is typically caused by a damaged window seal. It is a natural phenomenon that is caused by different temperatures and weather conditions, therefore it is crucial to confirm whether your windows are in warranty before you attempt to repair them.

This will usually be covered by the company who sold you your double glazing, so it's important to contact them immediately and explain the problem clearly. This is best done in writing instead of via text or phone. Always keep the original.

If you're looking to try and repair a misted window yourself, a common procedure is to drill an opening in the centre of the affected pane. A desiccant that is specially designed is inserted to absorb moisture which can aid in helping the condensation issue to get rid of itself. However it is a temporary solution and it is recommended to get your double-glazed windows replaced by new windows as soon as you can.

Misted Panes

When double glazed windows start fogging up, it can be a major pain and can cause significant disruption in your home. It is, however, fairly easy to fix the issue once you understand what's causing it. In most cases the cause of the problem is a defect in the seals between your window panes, allowing moisture to get in. Poor installation, drainage issues or even defective seals from the window manufacturer can trigger this problem.

Standard sealed units comprise two glass panes sandwiched with an open spacer (shown above). The face of the spacer bar is perforated and the bars are filled with a desiccant which is there to absorb any moisture that gets into the unit. The two glass panes will then be sealed, and the entire unit will be injected with gas to improve its thermal efficiency.

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

Repairing a misted window is a tricky job that should not be attempted by a person who doesn't have a solid understanding in the glazing and construction industries. However, if you're willing to tackle the challenge, it's possible to repair a sealed unit that has been misted by putting moisture-absorbing desiccant back into the space between the glass panes.

Be aware, however, that this is only an interim solution. The condensation will likely return, and the process might need to be repeated. It is much more effective to replace a misted unit. It will also be quicker and more clean. Replacements can also help restore the original insulation of your house which isn't possible in repair. If you are experiencing misted windows or condensation, we suggest contacting a reputable company that offers double glazing. While you wait, keep your windows as clean and dry as possible.

Water Leaks

Double-glazed windows should not leak, whether they are new or old. Leaking windows aren't only an inconvenience but can cause serious damage to your home such as mold development and structural damage as well as higher heating and cooling expenses. If you suspect a leak you should contact a professional window repair service as quickly as you can in order to bring the issue under control.

Window leaks are an indication that the seals between glass panes aren't working correctly. If you notice condensation between the panes of glass, it is an indication that the seal between the two panes has deteriorated. Moisture is now seeping through the insulating space between the two panes. Although repair double glazing windows of condensation is normal, if it persists and becomes visible on the outside or inside of your home it is time to have a repair service in.

Another common cause of 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, improper flashing or an uneven sill. It is easy to clear a blocked drainage hole by using a coat hanger. Flashing that isn't properly installed is also simple to fix by using roofing caulk to fill the gaps around the frame. A faulty pitch could be the reason of the window sill sloping to one side. A professional window repair company will be able to identify the root of the problem and offer an immediate, cost-effective solution.

While it is not uncommon for old UPVC windows to leak or break, it is much more cost-effective and efficient to seek out a professional double-glazed repair service. They can restore your windows' appearance and functionality to what they were when they first were introduced. They can also replace hinges, handles and locks if necessary. A professional window repair company will also give you some kind of guarantee for their work, which you could not be able to get if you tried to repair the window yourself.

It is difficult to open

If you notice that your windows are becoming difficult to open, it is best to get in touch with the company from whom you purchased windows. Most of the time, the problem is fixable with an easy fix. If the issue continues to persist then you should think about replacing your windows with more modern. New double glazed windows offer state-of-the-art features that will keep your home warm and secure, such as slimline uPVC frames made of aluminium with advanced insulation that stops heat from escaping, and innovative security equipment to deter intruders.

Another indication that your double glazing needs repairs is condensation that forms between the panes of glass. This is due to an issue with the seals that separate the two panes. Inert gases are designed to escape between the panes of glass and replaced by moist air. This keeps your windows airtight and energy efficient. If this isn't the case, the seals may have become less effective over time due changes in weather or other elements.

A draft that is coming from a double-glazed windows could also indicate that the seals aren't working which means cold air is coming in to your home. This could also result in more expensive energy bills as your heating will have to perform harder to keep the temperature in your home steady.

In some instances, a draught may be resolved by lubricating handles, hinges or mechanisms on your double-glazed doors or windows. It is important to note that this is a temporary solution and you will be required to consult with a professional in the event that the issue continues to persist.

You can also add ventilation systems, such as extractors, air bricks or vents in your windows and doors to assist with the issue of condensation. It is also important to allow your double-glazed doors and windows to breathe, which can be achieved by using trickle vents.

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