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How to Deal With Double Glazed Repair

It is a good idea to have your double-glazed windows checked regularly, especially if observe that the frames are contracting or expanding. This will reduce the risk of draughts.

If you notice condensation in between the panes, this is an indication that the seal is failing and has 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 impervious to damage. It can experience defects that could decrease the efficiency of energy. Repairing double-glazing is an simple task however, you'll need the right tools and knowledge to do it right. It is recommended to hire a professional to perform the work rather than attempting to do it yourself.

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

Repairing double-glazed glass that is prone to cracking with the help of special tape or putty. This will stop the crack from expanding or getting 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 this is often caused by a failure of the window seal. It is a natural occurrence that is caused by different temperatures and weather conditions, which is why it is important to check that your windows are under warranty before attempting to fix them.

Typically, this is covered by the company you bought the double glazing from. Therefore, it is crucial to contact them quickly and explain the issue clearly. This should be done in writing instead of by phone or text. Always keep a copy.

Making a hole in the center of a misted pane is a common method of fixing it yourself. The desiccant absorbs any moisture and help to solve the issue. This is only a temporary fix and it is recommended you replace your double-glazed units with new ones as soon as you can.

Misted Panes

Double-glazed windows that fog up can be a huge nuisance and cause major disruptions to your home. Fortunately, it can be fairly simple to fix the issue once you understand the root of the issue. Most of the time, the root of the issue is a problem with the seals between your window panes, which allows moisture to enter. This can be caused by poor installation, drainage issues or even faulty seals from the window manufacturer.

Standard sealed units consist of two glass panes that have an open spacer bar sandwiched between them (shown in the image above). The inner face of this bar is perforated, and the spacer bars are filled with a desiccant, which helps to absorb any moisture that gets into the unit. The two glass panes then are sealed together and the whole unit is filled with gas to increase its thermal efficiency.

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

Repairing a window that has been misted is a tricky job that shouldn't be attempted by anyone who doesn't have a solid understanding in the construction and glazing industries. If you are willing to take on the challenge, it's possible to repair the misted seal of a window by putting in moisture-absorbing desiccant into the space between the glass panels.

Keep in mind that this is only a temporary fix, and the condensation may occur again. The process will need to be repeated. It is much more effective to replace a misted unit. It's also quicker and more clean. Replacements will restore the original insulation of your property and is not achievable by repairing. We suggest getting in touch with a reputable double-glazing company if you're struggling with condensation and misted windows. In the meantime, consider keeping your windows as dry as possible by ensuring that they are properly ventilated and being cleaned regularly.

Water Leaks

Double glazed windows shouldn't leak, no matter if they are new or old. Leaking windows aren't only an inconvenience, but they could cause severe 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 soon as possible to get the problem under control.

Window leaks can be an indication that the seals between glass panes aren't functioning properly. If you notice condensation between the glass panes, it is a sign that the seal between the two panes is deteriorating. Moisture is now flowing through the insulation space between the two panes. A little condensation is perfectly normal. However when the issue persists and appears on your home's interior or exterior then it's time to call in an expert repair service.

Another cause of leaks is the accumulation of water at the bottom of the frame of your window. This can be an indication of blocked drain holes or flashing that isn't properly installed or a sloped sill. A drainage hole that is clogged is easy to fix by using a wire coat hanger to clear the gunk. With roofing caulk, you can fix flashing that isn't working properly. A misplaced pitch could be the reason of the window sill sloping to one side. A professional window repair service will identify the cause of the issue and provide an affordable, quick solution.

While it is not unusual for old UPVC windows to leak or break however, it is more efficient and cost-effective to get a professional double glazed repair service. They can restore the appearance and functionality of your windows to how they were when they were brand new. They can replace hinges, handles and locks if necessary. A professional window repair service will also give you some form of guarantee for their work, which you will not be able to get if you tried to repair the window yourself.

Difficulty to Open





If you find that your windows are becoming more difficult to open, you should contact the company from which you purchased windows. In the majority of cases, a simple repair will resolve the issue. If the problem persists, you may want to think about replacing your windows with newer ones. New double glazed windows offer state-of-the-art features that will keep your home safe and warm, including slimline uPVC frames made of aluminium and advanced insulation to prevent heat from escaping, as well as innovative security equipment to keep out intruders.

Condensation between the glass panes is another sign that double glazing requires repair. This is due to an issue with the seals that separate the two panes. Inert gas is supposed to get into the glass and replace it with moist air, ensuring that your windows stay well-insulated and thermally efficient. If this doesn't happen, the seals may have become less effective in the course of time due to changes in weather or other elements.

A draft coming from a double-glazed window could be a sign the seals aren't working which means cold air is coming into your home. This can also lead to higher energy costs, since your heating will have to be more efficient to keep the temperature in your home in a stable state.

In some cases the draught could be solved by lubricating the hinges, handles, or mechanisms on your double-glazed windows or doors. However, it is important to remember that this is only temporary solution and if the issue persists, you will need to seek out the experts.

You can also add ventilation, 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 windows and doors to 'breathe' by leaving them open as much as feasible, which can be accomplished by trickle vents.