Double Glazed Repair Explained In Fewer Than 140 Characters

· 5 min read
Double Glazed Repair Explained In Fewer Than 140 Characters

How to Deal With Double Glazed Repair

It is recommended to make sure that your double-glazed window frames regularly inspected, especially if they are expanding or shrinking. This will decrease the chance of drafts.

If you see condensation between the glass panes, the seal could be failing and should be replaced. The seal is able to be replaced to lessen condensation and save energy.

Broken or cracked panes

Double glazing is not indestructible. It can develop problems that could reduce the energy efficiency. Repairing double-glazing is a relatively easy process however, you'll need the right tools and knowledge to do it properly. It is recommended to hire a professional to perform the work instead of trying to do it yourself.

A broken or cracked window is the most frequent issue with double-glazed windows. A blow or knock from the outside can cause this, as can the attempt to open a stuck-closed window. Glass can break or crack into pieces depending on its size and the force that is used to crack it.

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

Condensation of double glazing is another common problem and is usually the result of a breakdown of the window seal. It is a natural phenomenon that can occur due to varying temperatures and weather conditions, so it is important to check that your windows are still under warranty before attempting to repair them.

Typically, this issue will be covered by the company you purchased your double glazing from, so it is crucial to contact them quickly and explain the issue clearly. This is best written down instead of via phone or text. Always keep a copy.

Making a hole in the middle of a misted pane is a popular method to fix it yourself. A desiccant that is specially designed is put in to absorb moisture and this can help the condensation issue to get rid of itself. However it is temporary solution, and it is recommended to get double-glazed windows replaced with new units as soon as possible.

Misty Panes

When double glazed windows start getting misty, it can be a major issue and cause a significant disruption to your home. Once you identify the cause, it's relatively simple to fix. In most cases the cause of the problem is a problem with the seals between the window panes, allowing moisture to get in. Poor installation, drainage issues or even faulty seals by the window manufacturer can cause this issue.

Standard sealed units comprise of two glass panes with an open spacer bar sandwiched between them (shown in the above image). The inner surface of the spacer bar is perforated and the spacer bars are filled with desiccant in order to absorb moisture. The two glass panes will then be sealed together, and the entire unit will be filled with gas in order to increase its thermal efficiency.

As you can imagine, if the seal fails, moisture could be trapped between the panes, causing condensation and mist. This could also cause heat to escape your property, which could result in a substantial amount of money lost on energy bills.

Repairing a misted window is a tricky job that shouldn't be attempted by someone who isn't well-versed of the construction and glazing industries. If you are willing to tackle the challenge, it is possible to repair a misted sealed window by putting in moisture-absorbing desiccant into the gap between the glass panels.

Be aware that this is a temporary fix and the condensation could be back. The process will need to be repeated. It's much more effective to replace an affected unit. It will also be cleaner and faster. A replacement will bring back the original insulation of your home it is not possible with a repair. We recommend getting in touch with a reputable double glazing firm if you're experiencing condensation and misty windows. While you wait, make sure that your windows as clean and dry as possible.

Water Leaks

Double-glazed windows shouldn't leak, no matter if they are old or new. Leaking windows aren't just a nuisance, but could also cause serious damage to your home. This includes mold growth as well as structural damage and higher heating and cooling costs. Contact a professional window service as soon as you suspect a problem.

Window leaks could be a sign that the seals between glass panes aren't functioning properly. If you notice condensation between the panes of glass, it is a sign that the seal between the two panes is deteriorating. The moisture is now leaking through the insulating space between the two panes. While some condensation is normal, if it persists and becomes visible on the exterior or interior of your home it is time to call repairs done.

Another cause of leaks is the accumulation of water at the bottom of the frame of your window. This could be a sign of blocked drain holes, improper flashing or an uneven sill. It is easy to clean out a clogged drain hole using a coat hanger. By using roofing caulk, it is easy to fix flashing that isn't working properly. If the window sill is sloping to one side, it could be due to an improper pitch. A professional window repair service can identify the cause of the issue and offer an affordable and quick solution.

While it is not unusual for old UPVC windows to fail or leak, it is much more cost-effective and efficient to hire an expert double-glazed repair service. They can restore the appearance and function of your windows to the way they were when they were brand new. They can also replace hinges, handles and locks, if needed. Professional window repair firms will give you a guarantee on their work. You wouldn't receive this if you attempted to repair windows yourself.

Difficulty of Opening

If you find that your windows are becoming more difficult to open, call the company where you purchased windows. In the majority of cases the issue can be solved with a simple fix. If the issue continues to persist it is possible to think about replacing your windows with more modern ones. Double-glazed windows with modern designs offer state-of-the-art features that will keep your home warm and secure, including slimline uPVC or aluminium frames, advanced insulation to stop heat from escaping, as well as sophisticated security hardware that stop intruders from entering your home.

Another common sign that your double glazing needs repairs is condensation between the panes of glass. This is caused by an issue with the seals that separate the two panes. Inert gas is supposed be able to escape between the glass and replace it with moist air to ensure that your windows are in a thermally efficient and airtight state. If this isn't the case, the seals may have become less effective in the course of time due to weather conditions or other factors.

A draft from a double-glazed windows could also be a sign that the seals aren't working, which means that cold air is getting in to your home. This can lead to higher energy bills as your heating system has to work harder to maintain the temperature of your home.

In certain situations the draught could be fixed by lubricating hinges, handles or mechanisms of windows or doors that are double-glazed.  blown double glazing repair  is important to note that this is only a temporary solution and you will be required to consult with a professional when the issue persists.


To prevent condensation, you can install ventilation in your windows and door like extractors or air bricks. It is also important to let your double-glazed doors as well as windows to  breathe, which can be achieved by using trickle vents.