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Watch Out: What Repair Double Glazing Is Taking Over And What Can We Do About It
Why You Should Hire a Glazier to Repair Double Glazing Seals

When window seals are damaged it can lead to more energy bills and foggy windows. If you don't address the issue, it can only cause it to get worse and hiring a professional glazier to repair the damaged seals is a smart choice.


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

Take off the Old Seal

Window seals break for a variety of reasons. They can be damaged because of improper installation or become broken through time due to normal wear and tear. Although it is impossible to stop a window from breaking however, you can take steps to lessen the possibility of this happening. For instance, avoiding power washing on your windows will reduce the chance of damage resulting from high levels of water pressure. Also, make sure that the window manufacturer does not recommend the use of reflective window films on their windows because they could damage the window seal.

The most frequent sign of a broken seal in double-glazed windows is the appearance of condensation between the two panes. This is caused when the gas that acts as an insulator like argon or Krypton that was vacuum sealed between the two panes of glass has escaped. When this occurs, the window will be not able to keep moisture and cold air out of the home.

Repairing a window seal that's damaged is simple. A new wedge gasket is available at any hardware store. It should be simple to install in your uPVC window. If you are worried that you won't be able to put in the new seal correctly you can spray water on the exterior of the window frame to in lubricating the process.

Before you begin installing the new seal, it's important to make sure there aren't any obstructions in the grooves of your window frame. This could include melted uPVC pieces that are typically leftover from previous repairs. You can chip away these areas using a chisel before starting to ensure that the new seal will fit perfectly within your window frame.

While it is possible to fix damaged uPVC window seal on your own, it's often best to leave this task to experts. A professional glazier will possess the experience and tools to complete this job quickly and efficiently, while ensuring the least risk of damaging your uPVC windows.

Clean the Surface

Double glazing windows can cut down on noise pollution when they are installed and maintained correctly. A damaged window seal could allow air and moisture to get in, which can lead to various problems, like condensation. Moisture inside a glass pane can be unattractive but it also causes mould to develop and cause damage to the frame. Professional repair is needed. Other signs of a failed seal are a draft which can be uncomfortable and expensive to heat or a distortion of 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 problem is discovered early. Although it is possible to perform this work yourself but a professional is advised because they have the knowledge and access to the materials that will give long-lasting results.

To begin, you will have to take off any silicone sealant that is already in place. This can be accomplished using a sharp knife. After this, the surface should be thoroughly cleaned to remove any dirt and debris that may have accumulated. After cleaning the surface the next step should be to reseal the windows.

Before sealing the unit, turn the bottom pane upside down so the glass face that was inside the sealed unit is facing upwards. Clean the surface thoroughly with a dry cloth and dry it so that no water marks remain.

Drilling holes in windows that are double-glazed is generally a bad idea but when it's a matter of saving money and preventing the necessity of a professional call out A small hole in the seal can be used to tuck in an insulating packet that will absorb any moisture that might have built up between the two glass panes. The hole can then be rinsed with rubbing alcohol (isopropyl) to prevent the growth of mould.

Double glazed windows are designed to last for a long time, but they can and do fail and a lot of people are in need of a professional double glazing repair. Most often window seals fail when there is condensation between the glass panes, or if there are drafts.

Apply a New Seal

Window seals are crucial for maintaining a tight and energy-efficient glass-to frame connection, no matter if you've just moved into your home or have recently installed double-glazed windows. Over time, seals could become damaged due to the weather or other external elements. It is essential to replace damaged seals as quickly as possible. This will stop moisture from getting between the glass panes, which can cause condensation, energy loss, and even damage to your home.

It is recommended 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, therefore you shouldn't be concerned about large amounts of rainwater leaking into your house and possibly damaging the new seals. Additionally, if you need to employ power tools to take off the old window seals, be sure to wear eye protection as it is easy to catch dust or other debris in your eyes.

It's important to thoroughly clean the surface after taking off the old seal prior to applying the new one. Using a utility knife or putty knife, remove all residuals from the area and then apply a fresh layer of silicone caulking to seal the gap. Apply a globule of caulking to the outside of the frame as well. This will create an airtight seal as well as a waterproof seal around the glass.

It's also an excellent idea to paint the exterior of your window frames since this will help to keep them safe from the elements. Particularly in hot weather, it's normal for the seals to get cracks, or damp spots, so this is a great way to maintain the quality of your window.

You can repair windows on your own, but when the issue is serious, it's best to contact a professional company that specializes in window sealing. You can be sure that the new seals have been properly installed, making sure your windows remain energy efficient and secure.

Let the Seal heal

Double-glazed windows are an excellent choice for homeowners because they protect against the weather and keep the heat produced by your heating systems within. They also block sunlight from escaping. However, it will only accomplish this if it is sealed correctly. A failed seal can cause condensation and mist to form between the glass panes. It could also lead to energy loss, draughts, and even security issues. To ensure that your window isn't damaged and home, it's important to fix a broken seal as soon as possible.

You can test the seal of your window by squeezing for draughts, or cold around the frame's corners. If you can feel it, then the gasket has sunk and is no longer forming a seal. Another method of determining this is to look for signs of misting and condensation between the glass panes of double-glazed windows. Both of these issues result from leaks in the double-glazed window seal. This allows moisture to enter that section, compromising its insulation properties.

There are kits to reseal the double glazing seals available if you are a DIY enthusiast. They 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.

If you've attempted to repair your window seals on your own or hired an expert company to do the work, it is imperative to allow the new seal to dry prior to using. 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 again. A window that's been sealed will need to be treated with care and attention and it's a good idea to lay an old duvet or towel down on your work surface to protect it from stains and scratches.

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