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10 Things We Were Hate About Repair Double Glazing
Why You Should Hire a Glazier to Repair Double Glazing Seals

When window seals are damaged, it can lead to increased energy bills and foggy windows. In the event that you do not address the issue, it can only cause it to get worse, so hiring a professional glazier to repair the broken seals is a smart move.

Window seals play a critical role in the insulation benefit that double glazing provides. They're easy-to-repair and can save you money in the end.

Take off the Old Seal

The seals may break due to numerous reasons. They may be damaged because of poor installation or broken over the years from normal wear and wear and tear. While it's impossible to completely prevent the window seal from breaking, taking some precautions can help ensure that the issue is less likely to occur. Avoiding cleaning your windows with power, for example, can lower the chance of damage caused by high water pressure. Also, make sure that the window manufacturer does not recommend the use of reflective window films on their windows since these can damage the window seal.

The most typical indication of a damaged seal in double-glazed windows is the appearance of condensation between two panes. This occurs when the inert gas that is sealed by vacuum, such as argon and Krypton, that was positioned between the two panes glass has been released. When this happens the window is no longer capable of keeping cold and moisture out of your home.

Fortunately, repairing a faulty window seal is quite simple. You can purchase a replacement wedge gasket seal at any hardware store and it will be able to be installed in your uPVC windows. If you are worried that you won't be able to put in the new seal properly you can spray water on the exterior of the window frame to in lubricating the process.

Before you start installing the new seal, it is important to check that there are no obstructions in the grooves of your window frame. These could be melted pieces of uPVC that are usually left behind from previous repair attempts. You can use a chisel remove these areas prior to you start the repair. This will ensure that the new seal is properly fitted into your window frame.

It is possible to fix the broken uPVC seal on your own, but it's best to leave the job to professionals. A professional glazier has the equipment and experience to complete this task quickly and with minimal risk to your uPVC window.

Clean the Surface

If double-glazed windows are properly installed and maintained, they offer excellent insulation and reduce noise pollution. However window seals that is damaged can let in air and moisture that could cause numerous issues like condensation. Moisture on the inside of the glass pane is not just unsightly, but it could cause mould to develop and damage the frame making it essential to seek professional repair. Other signs of a failed seal include a draft which can be uncomfortable and costly to heat or a distortion of the glass that could affect light transmission and impact the view.

Double-glazed windows can be easily repaired, especially if you catch the issue early. While it is possible to complete this yourself, a professional will be recommended because they are knowledgeable and have access to the materials that will give long-lasting results.

To begin the process it is important to eliminate any existing silicone sealant to begin the process. This can be accomplished by carefully scraping off the old material with a sharp blade. After that, the surface is required to be thoroughly cleaned in order to remove any dirt and debris that may have accumulated. Once the surface is clean the next step is to re-seal the window.

Before re-sealing, take the bottom pane, and turn it upside down so that the surface of the glass that was on the inside of the sealed unit is facing upwards. Make sure to thoroughly clean the surface using a clean cloth and then dry it so that there are no water marks left.

drilling holes in windows with double glazing is not a good idea. To save money and avoid the necessity of an emergency call-out, you can use small holes to place a desiccate pack which will absorb any moisture between the two glass panes. The hole can then be cleaned with rubbing alcohol (isopropyl) to stop the growth of mould.

Double-glazed windows are made to be long-lasting but they can and do fail, and many people require professional help to repair their double glazing. double glazing repair that the window seals have failed is drafts, condensation, and a blurred appearance between the glass panes.

Apply a New Seal

Whether you've recently moved into a new home or just had your double-glazed windows installed, window seals play a crucial role in keeping an airtight and energy efficient glass-to-frame connection. In time, the seals can be damaged due to aging and external factors like weather. If the seals have been damaged, it is important to take steps to reseal them as quickly as possible. This will prevent moisture from leaking between the glass panes, which can cause condensation, energy loss, and even damage to your home.

It is recommended to pick a day with low rainfall while you're performing this task. You will be working with the window open and don't need much rainwater to seep into your home. This could damage the new seals. Wear eye protection when using power tools to remove old window seals. It's easy to get dust or debris in your eyes.

After you've removed your old seal, you need to clean the surface before applying a new one. Using a utility knife or putty knife, clean any remaining residues from the area and then apply a new coating of silicone caulking in order to reseal the gap. Make sure to apply a globule of the product to the outside of the frame as it will help make an airtight and waterproof seal around the glass.

Paint the outside of your window frames to shield them from the elements. This is a great method to maintain the integrity of the window, especially in hot weather.

While you can reseal your windows on your own but if the issue is serious, it's recommended you seek out a professional window company to do the work on your behalf. You can be assured that the new seals are properly installed, ensuring that your windows remain energy efficient and secure.

Allow the seal to set

Double-glazed windows are a great option for homeowners as it guards against the elements, keeps heat generated by your heating system inside and stops sunlight from getting out. It can only do this if the window seal is properly installed. A broken seal can cause mist and condensation to form between glass panes. It can also lead to energy loss, draughts and even security issues. To prevent damage to your window and home, it's crucial to repair a damaged seal right away.

One of the most effective ways to test if your window seal is broken is to feel for draughts or cold air coming into the frame's corners. If you can feel this then the gasket has become flat and is not creating an airtight seal. You may also look for misting or condensation between the glass panes of the double-glazed windows you have. Both of these issues result from leaks in the double-glazed window seal. This allows moisture to enter the section, compromising its insulation properties.


There are kits to reseal the double glazing seals for those who are a DIY enthusiast. These usually require drilling a small hole in the window, cleaning the inside with an instrument that is magnetic, then inserting drying pellets that will eventually disappear and plugging the hole with clear cement. However, while these kits do have a good track record of providing quick results, they do tend to need doing more often than professionally-installed windows and they don't always provide a lasting solution.

Whether you have tried to repair your window seals on your own or have hired a professional service to do the work, it is imperative to allow the new seal to dry prior to use. It could take up to a couple of days to a few weeks for the sealant to fully cure, so it's best to wait until it is to open the window once more. A window that's been sealed must be handled with care and care and it's a good idea to lay an old towel or duvet on the work surface to shield it from scratches and stains.

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