How to Spot Blown Double Glazing Repairs
No matter how old your double glazing system is, it can still fail. It is susceptible to failure, and once it does you should get it fixed as soon as you can.
Misting is one of the first indications that your double glazed windows are failing. It is a sign that the seal between the two panes has failed, which results in windows that are no longer as effective at insulating.
Damaged Seals
If a window seal fails, moisture may get in between two glass panes, leading to condensation or fogging. This can affect the effectiveness of windows since they insulate, leading to increased energy costs as you'll have to utilize more heat and cooling. Also, windows that aren't clear can make it hard to enjoy the view out and could affect the aesthetics of your house.
If you find that your double glazing is suffering from any of these issues, it is important that you contact an expert who can fix or replace the seals. You will save money, increase the comfort and efficiency of your home and reduce your energy bills.
A faulty window seal can increase the amount of moisture that enters your home. This can cause black mould and other health-related problems. The moisture can also harm the frames of your windows, and cause them to rot or warping. It is essential to clean your windows regularly to prevent this from happening.
The reason double glazing was invented was to help homeowners save on energy costs by better insulating their homes. Insulated glass is two panes of glass that are bonded with spacers and filled with inert gasses like xenon or argon to limit heat transfer. When windows seals fail the insulating gases get released, making the windows less efficient in saving energy.
A window seal that is damaged can lead to many problems that include a reduction in energy efficiency, leaks of water and a decrease in security. It is crucial to replace seals as soon as they are damaged in order to avoid problems like these. A glazier can repair the seals quickly, effectively and efficiently to ensure that your double glazing is in good working order.
Some windows with glazed glass come with a warranty which will cover the cost of replacing the window seals in the event they break. Check with your glazier to find out what their policy is regarding this, and also how long the guarantee lasts. If you have a guarantee, it is recommended to contact them as soon you notice any signs that the window seal isn't working.
Panes that are damaged Panes
If your double glazing starts to mist or fog up, it is an indication that the seal between the two panes of glass has failed. This could be caused by a variety of factors. Some of the main causes include:
A damaged windowpane seal - this can occur due to accidental damage or wear and tear. In the majority of cases, this is easily fixed by replacing the affected glass pane.
Poor installation - If the double glazing is not installed correctly, it can cause immediate problems. This is especially relevant if the installers employed the wrong sealant. If you find that you have a problem, you should call the company where you purchased your windows as soon as you can.
Faulty weather - extreme hot or cold temperatures can damage the strength of your double glazing. This could cause the frames to shrink or expand which can cause problems opening and closing them without difficulty.
A damaged window seal could also cause damp or water to accumulate within the frame. This should be fixed promptly because it could cause serious damage to the woodwork of your home and glass.
This is the most obvious indication that your double glazing is failing. It is caused by moisture getting in between the windowpanes which can cause the glass to lose its thermal efficiency as the glass will not be able to store heat.
The only way to fix this is to replace the windowpanes, but this can be costly. Fortunately we have a solution for this issue - our industry-leading resealing service.
A blown window should be repaired when you notice it, as it can cause major issues in the efficiency of your home. It could also be security risks, as the window that is defective won't be secure enough to stop burglars from getting into your home. We recommend that you contact the company you purchased your double glazing from immediately if you notice a fault and request them to send a technician out to help.
Condensation on the Panes
If you see mist or condensation between your double-glazing panes, it is an indication that the seal has failed. The insulating gas in the sealed unit has evaporated. This is a major issue and it means that your windows don't provide the same thermal performance as they used to provide.
However, it is also possible to see condensation on the inside of double glazed windows if you drying clothes in a room with poor air circulation and damp conditions. This kind of condensation typically occurs at night, as the glass is cooler. It will disappear in the morning when the sun comes up. This is a normal condition that doesn't mean any problems with your glass or windows.
The condensation or mist that forms on the outside of your double-glazed windows can be caused by the lack of ventilation in the room or humid conditions, or by using specific cleaning products that contain harsh chemicals. These products can harm the seals that keep moisture out of the gap between the panes. If you experience this issue, it is worth having a professional replace your seal to restore the insulation properties of your windows.

You can save money by only replacing the glass units. You can lower the chance of future condensation by ensuring that your home is adequately ventilated and by keeping humidity levels as low as you can. For instance, when showering or having a bath it is recommended to make use of the extractor fan and open a window to stop excess moisture from building up. Covering pans and pots while cooking or using a dehumidifier to dry the room where condensation occurs is a good idea too.
If you are experiencing this issue it is recommended to call a professional double glazing company who can repair the broken seals and replace damaged glass units. A FENSA-approved professional can accomplish this quickly, so you can enjoy your new double-glazed window as soon as possible.
Leakage
It is recommended to fix your windows immediately if they're leaking. It's not only unsightly however, it's also a sign that the windows aren't sealed and properly insulated. This is a major issue for homeowners as it means that they're losing energy efficiency and therefore paying more to heat their home.
The misting in your double glazing is due to an inconsistency in temperature between the glass panes, and the outside air. This results in the accumulation of moisture inside the window. This causes a gap to form between the panes. This is often referred to as a "blown" window.
Replacing a window that has been damaged can improve the energy efficiency of your home, and will save you money. A new unit will seal off the gap, preventing warm and cold air from entering or leaving your home. This will ensure that your heating stays where it should be.
The frames of double-glazed windows can also be difficult to open or close. This could be caused by weather conditions, such as extreme temperatures and is usually resolved by wiping down the frames with cold water. This will shrink the frame which makes it easier to open or close the window.
You can also fix this yourself by sanding and scrapping the rabbets that fit into the window into the frame to the wood's surface, and then painting them over with an external primer. Use putty to fill in the gaps left by the rabbets. Be cautious not to smooth the surface, as you want it to be as sturdy and secure as far as is possible.
If you've noticed a difference in the way your double-glazed window or door is operating, contact the installers who installed it to get assistance on how to fix the problem. If the windows are still under warranty, the company might be able to repair them for you at their own cost. If not, contact a reliable double glazing repair service such as Mr Misty Ipswich to see what can be done.