Why We Why We Repair Double Glazing (And You Should Also!) Why You Should Hire a Glazier to Repair Double Glazing Seals

When window seals fail they can lead to more energy costs and foggy glass. Leaving the problem unattended can only cause it to get worse, so hiring a professional glazier to repair the damaged seals is a wise choice.


Window seals play an essential part in the insulation benefits that double glazing offers. Fortunately, they're easy to repair and can save you money over the long haul.

Take off the Old Seal

The seals may break due to various reasons. They may be damaged due to inadequate installation or break over the years from normal wear and wear and tear. Although it is impossible to completely prevent the window seal from breaking, taking steps can ensure that the problem is less likely to occur. For instance, avoiding power washing on your windows can help reduce the risk of damage caused by high levels of pressure in the water. Make sure that the manufacturer of the windows does not recommend using reflective window film as they can damage the seal.

The most common indication of a damaged seal in double-glazed windows is the presence of condensation between the two panes. This happens when the vacuum-sealed inert gas like argon and Krypton, which was in between the two panes of glass has disappeared. Once this occurs the window will not be capable of keeping moisture and cold air from your home.

Repairing a window seal that's faulty is easy. You can buy a new wedge gasket seal at any hardware store and it will be able to be installed inside your uPVC windows. If you're concerned that you'll be unable to install the new seal properly, spray water on the window's frame to aid in lubricating it.

Before you start installing the new seal, you need to make sure there aren't any obstructions in the grooves of your window frame. This could include melting uPVC pieces that are typically left over from previous repairs. You can use a chisel take away these areas before you start the repair. This will ensure that the new seal is properly fitted into your window frame.

It is possible to fix a broken uPVC seal yourself however, it is best to leave it to the experts. A professional glazier is equipped with the tools and skills to finish the job quickly and with minimum risk to your uPVC window.

Clean the Surface

Double glazing windows can cut down on noise pollution when they are installed and maintained properly. However window seals that is damaged may let in air and moisture that could cause a number of problems, such as condensation. Moisture inside a glass pane can be ugly, but it also causes mould to develop and cause damage to the frame. Professional repair is required. Other signs of a failed seal are a draft which can be uncomfortable and expensive to heat, or a distortion in the glass, which can cause light transmission to be affected and alter the view.

The good aspect is that double-glazing windows are fairly simple to fix, particularly when the issue is identified early. Although it is possible to do the job yourself, a professional is typically recommended as they have the experience and access to high-quality products that can give long-lasting results.

To begin, you'll need to remove any silicone sealant already in place. This can be done using a sharp knife. After that, the surface should be thoroughly cleaned to get rid of any dirt and debris that might have accumulated. When the surface is clean the next step is to seal the window.

Before sealing the unit before sealing it, turn the bottom of the pane upside down, so that the glass face that was originally inside the sealed unit is facing upwards. Clean the surface thoroughly with an uncluttered cloth, and then dry it to ensure that there aren't any water marks.

drilling holes in a double-glazed glass window is not an ideal option. To save money and avoid the need for an emergency call out, you can use small holes to insert an desiccate bag which will absorb any moisture between the two glass panes. The hole can be cleaned using ruby alcohol to stop mould from growing.

Double glazed windows are designed to be long-lasting however they do fail and many homeowners are in need of a professional double glazing repair. The most typical indications that seals have failed are drafts, condensation, and a distorted look between the glass panes.

Apply a New Seal

If 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. As time passes the seals may break down due to age and external factors like weather. It's important to replace damaged seals as soon as you can. This will prevent moisture from leaking between the glass panes which could cause condensation, energy loss and even damage to your home.

It is recommended to pick an afternoon with a low amount of rainfall when you're working. You'll be working with a window open so you don't want large amounts of rainwater to flow into your home and potentially damaging the seals. Wear eye protection if you're working with power tools to remove old window seals. It's easy to let dust or debris into your eyes.

Once you've removed the old seal, you need to clean the surface before applying a new one. Clear double glazing window repairs with the help of a knife or putty and apply a new coating of silicone caulking. Make sure you apply a globule of the product to the outside of the frame as it will help create an airtight and waterproof seal around the glass.

It's also an excellent idea to paint the exterior of your window frames as it will help shield them from the elements. Particularly in hot weather, it's not uncommon for seals to develop damp spots or even cracks, so this is an extra step to ensure the integrity of your window.

While you can reseal your windows yourself however, if the issue is serious it's recommended that you get an experienced window company to carry out the work on your behalf. You can be certain that the new seals have been installed correctly, ensuring your windows are energy efficient and safe.

Allow the seal to set

Double glazed windows are a great choice for homeowners due to their ability to protect against the weather and keep the heat produced by your heating systems inside. They also stop sunlight from leaving. It can only do this when the window seal is properly installed. A broken window seal can result in condensation and mist between the glass panes, energy loss, draughts and even security issues. To ensure that your window isn't damaged and your home, it is essential to repair a damaged seal immediately.

You can test the seal of your window by smelling for draughts or cold around the corners of the frame. If you feel this then the gasket is flattened and no longer making an airtight seal. Another method to determine this is to check for misting and condensation between the glass panes of your double glazed windows. Both of these problems result from a crack in the seal of the double glazed window which allows moisture into the window and weakens its insulation capabilities.

There are DIY kits for resealing the double glazing seals if you are a DIY enthusiast. They typically require drilling a small hole through the window, cleaning the inside with an instrument that is magnetic, then inserting drying pellets which 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.

It is essential to let the sealant dry completely before using it, regardless of whether you replaced your window seals by yourself or hired a professional. It can take some days or a few weeks to cure the sealant therefore you should wait until that time to open the window. A window that has been sealed will need to be treated with care and care It's best to lay an old towel or duvet on the work surface to protect it from stains and scratches.