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5 Laws To Help The Repair Double Glazing Industry
Why You Should Hire a Glazier to Repair Double Glazing Seals

If window seals fail, they can result in higher energy bills and foggy glass. Engaging a professional for repair of the damaged seals can prevent the issue from getting worse.

The window seals are essential for the insulation that is provided by double glazing. They're simple to fix and can save money in the end.

Remove the Old Seal

The seals can break for many reasons. They can be damaged because of poor installation or broken over the years from normal wear and tear. While it's not possible to prevent a window seal from breaking, taking a few precautions can help ensure that the issue is less likely to occur. For instance, avoiding power washing on your windows will help reduce the risk of damage that is caused by high levels of pressure in the water. You should also check that the window manufacturer does not recommend the use of reflective window films on their windows as they could damage the window seal.

The most typical indication of a damaged seal in double-glazed windows is the presence of condensation between two panes. This occurs when the gas sealed in a vacuum such as argon or krypton, that was between the two panes of glass has escaped. Once this occurs, the window is no longer able to keep cold air and moisture out of the house.

It is good to know that repairing a broken window seal is a simple. You can buy a new wedge gasket seal at any hardware store, and it can be able to be installed inside your uPVC windows. If you're worried that you might not be able to install the new seal properly, you can spray water on the outside of the window frame to help lubricate the process.

Before you begin installing the new seal, you need to ensure that there are no obstructions in the grooves of your window frame. This could include melted pieces of uPVC that are usually left behind from previous attempts to repair. You can use a chisel or a hammer to remove these areas prior to you begin the repair. This will ensure that the new rubber seal fits properly into your window frame.

While it is possible to fix damaged uPVC window seal yourself however, it is recommended to leave the work to professionals. A professional glazier will have the tools and skills to complete this job quickly and efficiently, while ensuring minimal risk of damage to your uPVC windows.

Clean the Surface

Double glazing windows can reduce noise pollution if they are installed and maintained correctly. However window seals that is damaged may let in moisture and air that can lead to numerous issues like condensation. Moisture in a glass frame can be unsightly, but it also causes mould to develop and cause damage to the frame. Repairs by a professional are required. Other signs of a failed sealing include a draft that can be uncomfortable and expensive to heat, or a distortion in glass which could affect light transmission and impact on the view.

Double glazing windows can be easily repaired, especially if you catch the issue early. Although it is possible to do the job yourself, a professional is usually recommended as they are knowledgeable and have access to top-quality materials that will last for a long time.


To begin the process it is important to eliminate any silicone sealant in use that is removed by carefully scraping away the old sealant using a sharp blade. After that, the window must be thoroughly cleaned to get rid of any dirt and debris that might have been accumulating. After cleaning the surface, the next step would be to seal the windows.

Before sealing, remove the bottom pane and flip it upside down so that the face of the glass originally on the inside of the sealed unit is facing upwards. Clean the surface thoroughly with a clean cloth and then dry it so that no water marks remain.

Drilling holes in windows with double glazing is generally not a good idea, but when it's about saving money and preventing the need for a call from a professional out, a tiny hole in the seal could be used to put in a desiccate packet that will absorb any moisture that may have built up between the two glass panes. The hole can then be cleaned using rubbing alcohol (isopropyl) to prevent the build-up of mould.

Double-glazed windows are made to last, however they do sometimes break down. Many people require repairs to their double glazing. The most typical indications that seals are failing is drafts, condensation, and a blurred appearance between the glass panes.

Apply a New Seal

Whether you've recently moved into your new home or have just got your double-glazed windows, window seals play a crucial role in keeping an airtight and efficient glass-to-frame connection. Over time, however the seals could be damaged due to aging and external influences like weather. It is essential to replace damaged seals as quickly as you can. This will prevent moisture from leaking between the glass panes, which can lead to condensation, energy loss, and even damage to your home.

It is best to pick the day that has a lower chance of rain during the time you're doing this work. You'll be working with a window open so you don't want large amounts of rainwater leaking into your home, possibly causing damage to the new seals. Wear protective eyewear if you're using power tools to take off old window seals. It's easy to get dust or debris in your eyes.

It is essential to thoroughly clean the surface after taking off the old seal prior to applying the new one. With a knife, or a putty knife, remove any remaining residues from the area and then apply a new layer of silicone caulking to seal the gap. Make sure to apply a globule of the product on the outside of the frame, too. it will help make an airtight and waterproof seal around the glass.

Paint the exterior of your window frames to protect them from the elements. Especially in hot weather, it's common for seals to form damp spots or even cracks and this is an extra step to help maintain the integrity of your window.

You can seal the windows yourself, but if the problem is severe it's best to contact an experienced company that specializes in window sealing. You can be sure that the new seals are properly installed, ensuring that your windows are energy efficient and safe.

Allow the seal to cure

A double glazed window is a great option for homeowners as it guards against the weather, keeps the heat produced by your heating system inside and prevents sunlight from escaping. However, it will only achieve this if the window is sealed properly. A broken window seal can result in condensation and mist between the glass panes, loss of energy as well as draughts, and even security issues. It is therefore crucial to address a broken seal as soon as possible to prevent damage to the window and to your home.

One of the easiest ways to test if your window seal has failed is to feel for draughts or cold leaking from the frame's corners. If you can feel it, then the gasket is sagging and is no longer forming the seal. Another way to check is to check for misting and condensation between the glass panes of your double glazed windows. Both of these problems result from a leak in the double-glazed window seal. This allows moisture to enter the section, which can compromise its insulation properties.

There are kits to reseal the double glazing seals available in case you are a DIY-er. These kits usually require drilling a small opening into the window, and then cleaning it with a magnet. They then put in drying pellets that disappear and then plug the hole with clear concrete. 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.

If you've attempted 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 can take a few days or even several weeks to cure the sealant so you should wait until the time is right to open the window. repairmywindowsanddoors that has been sealed will need to be treated with care and attention, so it's worth laying an old duvet or towel down on your work surface to shield it from scratches and stains.

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