Is It Time For A Blown Double Glazing Repair?
Condensation could be an indication that your double glazing has been blown. This is because the seal between two panes of glass has been broken, allowing inert gas to escape.
Repairing your double-glazed windows is a must. Not only will it help you save money on your heating bills and decrease outside noise but it also improves the insulation properties of the window.
Damaged Seals
The window seals on a double-glazed unit are responsible for creating an airtight, watertight barrier that keeps heat in and cold out. The seals could be damaged and result in misty windows, drafts, and energy loss. If your windows are beginning to appear to be damaged to the seals, then it's time for repairs or replacement.
You will notice condensation between the glass panes in the first sign. This is caused when the inert gas contained within the sealed unit breaks down and allows warm air from outside to get into your home. When this happens, the window will need to be replaced since the inert gas isn't repaired.
Another common sign is the appearance of black mould on your windows or window frames. This indicates that the seals are damaged and moisture is leaking into the frame. This can cause the wood to warp, soften and peel paint. Once the window has been replaced, any moisture that is in the frame will be removed and you can regain the original thermal efficiency.
If you do decide to get your windows repaired or replaced you should also consider upgrading your double-glazing to an A-rated energy efficient glass because this will increase the efficiency of your heating and will reduce your energy costs. You can find out the energy efficiency of your windows by contacting the manufacturer you purchased them from or searching on the internet.
A window that is drafty could be a sign that your window seals are damaged or have blown. If the window still keeps the cold outside, it's worth replacing the seals as soon as you can. This will improve the performance of your windows.
You can test the seals on your windows by rubbing the edge of your glass with the help of ice. If you are unable to wipe the fog from your window and the seals are not able to be repaired, then they are likely to be broken. It is imperative to act swiftly on this as it can reduce the insulation of your double glazing, leading to more expensive energy bills.
Water Leaks
Double glazing is a worthy investment, adding warmth to your home, reducing noise and improving energy efficiency all of which can save you money in the long run. It's no surprise that homeowners face issues with their windows. Condensation in between the panes is a common problem that could cause homeowners to change their double glazing. This can cause windows to look dirty or worse, let water in the property.
Condensation between the glass panes of your windows is caused by water vapour colliding with cold glass and creating moisture that isn't easily wiped off. This is a normal process that happens when the temperature drops in the evening, or when the windows are left exposed to rainy weather like heavy dew. The best method to combat this issue is to make sure that your home is equipped with adequate ventilation and using a dehumidifier in any rooms that are prone to moisture build-up.
If you can't wipe off the moisture from your double-glazed windows, it is most likely that the unit has been blown. double glazing repairs is the only way for water to get into the sealed unit after the gas has evaporated. There are companies that claim they can repair misting double-glazed units by drilling holes into the glass and injecting chemical through them, which absorb the moisture inside the unit. This can remove the fog or condensation in a short amount of time, but it's a temporary fix that will need to be repeated.
Once a sealed unit has blown it is irreversible and your double glazing will require replacing since it will no longer possess the thermally insulating properties that it did when it was new. Contact the company that installed your double glazing to find out whether it's still covered by warranty. If it is, they will either reinstate the warranty or provide you with discounts on the cost of replacing the unit.
There is a second option for those with misted double glazing and that is a straightforward repair kit which is available from many online retailers. This involves drilling small holes in the glass, and spraying a particular resin in the gaps to stop water from entering through. This is a longer-lasting and cost-effective option, however it should be carried out by someone who has the required experience.
Deterioration

If your double glazing seals aren't functioning correctly, moisture may get between the panes of the windows and cause them to fog. This can lead to the windows losing their effectiveness because they can no longer keep cold out and warm in.
In certain circumstances, misting may result in the formation of water inside your double-glazing. This could cause damage to the frame, and if left untreated, may cause water leaks, or even mould growth.
If your windows are still covered by warranty, it's worth asking your installer for help in the repair or replacement cost. If your windows aren't covered under warranty, you'll need to contact a professional to make the repairs.
A professional can fix your damaged double-glazed windows to restore the thermal efficiency and eliminating any condensation. As soon as you notice that your windows are leaking, it is important to have your windows fixed. This will lower the cost of energy and also prevent moisture from getting into your walls or the plaster which could cause serious damage.
In addition to restoring performance of your double glazing and double glazing, a blown window repair will ensure the security of your family and pets. Blown windows often have large gaps between the glass, which are not ideal for animals and children to play with. A professional will be able to pressure equalise the unit by drilling two tiny holes. They will then use silicone sealant restore the seal of your windows.
It's a good idea to verify your double-glazed windows if they are under guarantee, and if you are unable to find contact details, then it's a good idea to ask your provider to provide you with the information as you may be in a position to claim back a part of the installation costs. Certain companies also provide a lifetime warranty on their products so it's definitely worth checking to determine if your windows are covered under this. Contact your provider immediately if you discover any issues with your double glazed windows, either in person or over the phone, and then follow up in writing, if you are able to.
Poor Insulation
Double glazing is a great investment that will add warmth to your home and block outside noise. They also offer a significant improvement in insulation and energy efficiency for any home. Like any home improvement there are always potential issues. A double-glazed window that starts to mist is a prime issue. Windows that have mist can be ugly and can ruin the clean appearance of your home. A build-up of moisture is a health hazard. This can be corrected with a professional double repair of the glazing.
If you notice a buildup of condensation on your double-glazed windows it's likely that there is a leak in the gas cavity between glass panes. This signifies that the gas inerts have evaporated and allowed warm air to get into your home. This is a serious issue that requires fixing, since the double glazing will not be able to perform its function and your home will become more cold as a result.
The appearance of mist on the exterior of your window is a natural phenomenon that occurs mostly during the night and in the early hours of morning when the temperature falls and dew forms. It's nothing to worry about and is the result of your windows performing as they should.
The moisture inside of double-glazed windows is a different matter. This is often caused by poor ventilation and humidity levels in your home. To prevent the misting from getting on the inside of your windows, use extractor fans in bathrooms and kitchens to lower moisture levels and keep humidity to a minimum, and open your windows regularly to let fresh air circulate.
Most of the time an blown double-glazing repair only involves replacing the damaged window. A skilled tradesperson first assesses the condition of your window frame and determines the exact measurements needed so that a new replacement window can be cut to the appropriate size. They will then remove the old window and replace it with the new one, ensuring that any seals are properly fitted to prevent any moisture from seeping into your home.