9 Signs You're A Double Glazed Repair Expert

· 6 min read
9 Signs You're A Double Glazed Repair Expert

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 expanding or shrinking. This will decrease the chance of drafts.

If you notice condensation appearing between the glass panes, it is possible that the seal be failing and must be replaced. Replacing the seal will not only reduce condensation, but it will also help to reduce the cost of energy.

Cracked or broken panes

Double glazing isn't indestructible. It is susceptible to developing faults that can reduce the efficiency of energy. Repairing double-glazing is a relatively simple task, but you will require the proper tools and expertise to complete it correctly. It is usually best to employ a professional do the work, rather than attempting to do it yourself.

The most common fault that can affect a double-glazed window is a cracked or broken pane. This can be a result of a knock or blow on the frame from outside or an attempt to open windows that are closed. The glass might break or crack into small pieces, based on the size of the crack and the force applied to it.

Repairing a double-glazed glass window that is susceptible to cracking with the help of special tape or putty. This will prevent the crack from spreading or becoming worse and it will block any wind, water or other elements from entering your home through the cracks.

Condensation in double glazing is another frequent issue and is often the result of a break of the window seal. It is a normal phenomenon that occurs due to temperatures and weather conditions. Before you attempt to repair your windows, check to determine if they are covered by warranty.

Typically, this is covered by the company that you purchased the double glazing from. Therefore, it is important to contact them promptly and explain the issue clearly. This is best done in writing instead of via phone or text. Always keep the original.

If you're interested in trying to fix and fix a damaged or misted window yourself, a typical method involves drilling an opening in the centre of the affected pane. A special desiccant is placed in the hole to absorb any moisture, and this can help the condensation problem to resolve itself. However this is an interim solution, and it is recommended to get your double-glazed windows replaced by new units whenever possible.

Misty Panes

Double-glazed windows that fog up can be a huge troublesome issue that can cause major disruptions to your home. However, it is fairly easy to fix the issue once you know the root of the issue. In most cases the cause of the problem is a problem with the seals between the window panes that allow moisture to get in. This could be due to poor installation, drainage problems or even defective seals from the window manufacturer.

Standard sealed units consist of two glass panes with a hollow spacer bar sandwiched between them (shown in the above image). The inner face of this spacer bar is perforated and the bars that are used as spacers 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 together, and the entire unit will be filled with gas in order to improve its thermal efficiency.

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

Repairing a window that has been misted is a tricky job that shouldn't be attempted by someone who doesn't have a solid understanding of the construction and glazing industries. However, if you're prepared to take on the challenge then it is possible to repair a misted sealed unit by adding moisture absorbing desiccant back into the space between the glass panes.

Remember that this is only a temporary fix and the condensation may return. The process will need to be repeated. It is much more efficient to replace an affected unit. It is also cleaner and faster. Replacements can also bring back the original insulation of your home which isn't possible through a repair. We suggest getting in touch with a reputable double glazing firm if you're experiencing condensation or misty windows. In the meantime, try making sure your windows are as dry as they can by ensuring they're well ventilated and cleaned regularly.

Water Leaks

Double-glazed windows shouldn't leak, whether they are old or new. Leaking windows aren't just a nuisance but they can cause serious damage to your home, including mold growth and structural damage as well as higher heating and cooling costs. If you suspect that your windows are leaking call a reputable window repair service as quickly as you can in order to bring the issue fixed.

Window leaks could be a sign that the seals between glass panes aren't working correctly. If you notice condensation between the panes, it is a sure indication that the seal on your window has been damaged and that moisture is getting into the gaps between the glass's insulating. While a little condensation is normal, if it persists and becomes visible on the outside or inside of your home, it's time to have repairs done.

Another cause of leaks is water collecting at the bottom of the frame of your window. This could be a sign of clogged drain holes, improper flashing or an uneven sill. A drainage hole that is blocked is easy to fix by using a coat hanger made of wire to remove the gunk. Incorrect flashing is also easy to fix using roofing caulk to fill in the gaps around the frame. A wrong pitch could be the cause of the window sill sloping to one side. A professional window repair service will be able identify the cause of the problem and provide an affordable and quick solution.

While  double glazing repair near me  is not uncommon for old UPVC windows to break or leak, it is much more cost-effective and efficient to seek out a professional double-glazed repair service. They can bring your windows' appearance and function to the way they were when they first came out. They can also replace hinges, handles, and locks if required. Professional window repair firms will give you a guarantee for their work. You would not get this if you were to fix windows yourself.

It is difficult to open

If you notice your windows are becoming more difficult to open, call the company where you purchased windows. In most cases, a simple fix will resolve the issue. If the issue persists it is possible to look at replacing your windows with newer ones. Double-glazed windows with modern designs offer the most modern 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 escaping and innovative security hardware.

Another sign that your double glazing is in need of repairs is condensation that forms between the panes of glass. This is due to an issue with the seals which separate the two panes. Inert gases are supposed to escape between the two panes of glass and replaced by humid air. This keeps your windows in a breathable state and be energy efficient. If this isn't happening, the seals could have degraded or even broken and this could happen in the course of time because of weather changes or other causes.



A draught emanating from the double-glazed windows is an indication that the seals have failed, indicating that cold air is leaking into your home. This can also lead to higher energy costs, since your heating will have to work harder to keep the temperature of your home steady.

In certain cases a draught may be fixed by lubricating hinges, handles or mechanisms of windows or doors with double glazing. It is crucial to note that this is only a temporary solution and you'll be required to consult with a professional when the issue persists.

To reduce condensation, consider installing ventilation in your doors and windows, such as air bricks or extractors. You should also let your double-glazed doors as well as windows to 'breathe,' which you can achieve by using trickle vents.