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20 Resources That Will Make You Better At Double Glazed Repair
How to Deal With Double Glazed Repair

It is recommended to ensure that your double-glazed window frames are checked regularly, especially when they are expanding or shrinking. This can reduce the possibility of drafts.

If you notice condensation between the glass panes, it is possible that the seal be failing and should be replaced. The seal can be replaced to reduce condensation and save energy.

Cracked or Broken Panes

Double glazing is not indestructible. It is susceptible to developing problems that could reduce the energy efficiency. Repairing double-glazing is a relatively simple process, but you will require the proper tools and knowledge to do it right. It is recommended to get a professional complete the task, rather than attempting to do it yourself.

The most common issue that occurs with double-glazed windows is a cracked or broken pane. It could be the result of a blow or knock to the frame from outside or a failed attempt to open a window that is stuck closed. Glass can break or crack into pieces depending on its size and the force applied to break it.

Repairing a double-glazed glass window that is prone to cracking with the help of special tape or putty. This will prevent the crack expanding or getting worse and also stop wind, water or other elements from entering your home through cracks.

Another common problem is condensation in double glazing. This is usually the result of a broken window seal. It is a natural process that is caused by different temperatures and weather conditions, therefore it is essential to ensure that your windows are under warranty before attempting to repair them.

This will usually be covered by the company that sold you your double glazing, so it is important to contact them immediately and explain the problem clearly. This should be done in writing, rather than by text or phone. Always keep a copy.

If you're interested in trying to fix and repair a misted window yourself, a common procedure is to drill an opening in the centre of the affected window. double glazing repairs will absorb moisture and will help solve the issue. However this is temporary solution, and it is recommended that you have your double-glazed windows replaced with new units as soon as possible.

Misty Panes

Double-glazed windows that mist up can be a major nuisance and cause major disruptions to your home. Fortunately, it can be fairly simple to fix the issue once you know what's causing it. Most of the time the issue is due to a problem in the seals which separate the window panes. This allows moisture be able to get. This can be caused by poor installation, drainage issues or even faulty seals from the window manufacturer.

Standard sealed units comprise of two glass panes that have a hollow spacer bar sandwiched between them (shown in the above image). The inside of this spacer bar is perforated. the bars that are used as spacers are filled with a desiccant, that is used to absorb any moisture that comes into the unit. The two glass panes are then sealed and the whole unit is filled with gas to improve its thermal efficiency.

As you can imagine, 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 could result in a substantial amount of money lost to energy bills.

Unfortunately, repairing a misted double glazing window can be a bit difficult and shouldn't be attempted by anyone without an extensive understanding of the construction industry. However, if you're willing to take on the challenge, then it's possible to repair a sealed unit that has been misted by putting moisture-absorbing desiccant back into the gap between the glass panes.

Be aware that this is a temporary fix, and the condensation could occur again. The process will have to be repeated. It's more efficient to replace the misted glass and it will also be more efficient and cleaner. A replacement will restore the original insulation to your home, which is not possible with a repair. If you're experiencing misty windows or condensation, we suggest contacting a reputable company that offers double glazing. In the meantime, you can try making sure your windows are as dry as they can by ensuring they're well ventilated and cleaned regularly.

Water Leaks

If they're new or old, double-glazed windows must not leak. Leaking Windows are not just an inconvenience, but they can also cause serious damage to your home. This includes mold growth, structural damage, and higher heating and cooling costs. If you suspect a leak you should contact a professional window repair service as soon as possible to get the issue under control.

Window leaks are a sign that the seals between glass panes are not functioning properly. If you notice condensation between the panes, this is a sure sign that your window seal has been damaged and that moisture is getting into the insulation gap between the glass. A small amount of condensation is normal. However should the issue persist and is visible on the exterior or interior of your home, it is time to call an expert repair service.

Another cause of leaks is water collecting on the bottom frame of your window. This could be a sign of clogged drain holes, improper flashing, or a sloped sill. It is easy to clean out a clogged drainage hole by using a coat hanger. By using roofing caulk, you can easily fix improper flashing. A misplaced pitch could be the reason of an inclined window sill to one side. A professional window repair service will identify the cause of the problem and provide an affordable, quick solution.

It is not unusual for UPVC windows that are older to leak or break. However, it is more cost-effective and efficient to employ a double glazing repair service. They can restore the appearance and functionality of your windows to what they were like when they were new. They can even replace handles, hinges and locks if necessary. Professional window repair companies will give you a warranty on their work. You would not get this if you attempted to fix windows on your own.

The difficulty of opening

If you notice that your windows are becoming difficult to open, you should get in touch with the company through which you bought them. In the majority of cases the issue can be resolved by a simple fix. If the issue persists, you may want to think about replacing your windows with newer ones. Double-glazed windows with modern designs offer the latest technology to keep your home warm and secure, such as slimline uPVC frames made of aluminium and advanced insulation to prevent the heat from escape, and innovative security hardware to keep out intruders.

Another common sign 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 that separate the two panes. Inert gases are designed to escape between the two panes of glass and be 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 to changes in weather or other elements.


A draught emanating from your double-glazed window is also a common sign that the seals have failed, indicating that cold air is getting into your home. This can also lead to higher energy bills, as your heating system will need to perform harder to keep the temperature inside your home steady.

In certain cases, a draught can be fixed by lubricating hinges, handles or mechanisms on 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 systems, such as air bricks, extractors or vents in your doors and windows to assist with the issue of condensation. It is also important to let your double-glazed doors as well as windows to 'breathe,' which you can achieve by using trickle vents.

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