10 Essentials On Repair Double Glazing You Didn't Learn In School

· 6 min read
10 Essentials On Repair Double Glazing You Didn't Learn In School

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. Leaving  Rickmansworth window repairs  will only make it worse, so hiring an expert glazier to fix the damaged seals is a wise choice.

Window seals play a crucial role in the insulation benefit that double glazing offers. Fortunately, they're easy to fix and can save you money in the long run.

Take off the Old Seal

Window seals break for various reasons. They may be damaged due to improper installation or become broken over the years from normal wear and wear and tear. While it's not possible to prevent a window seal from breaking, taking a few precautions can help ensure that the problem is less likely to occur. Avoiding the power washing of your windows for instance, will lower the chance of damage caused by high pressure water. 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.

In the case of double glazed windows, the most common indication that the seal has broken is the appearance of condensation between the two glass panes. This happens when the inert gas that is sealed by vacuum, such as argon and krypton, that was between the two panes glass has been released. Once this happens, the window is no longer able to seal moisture and cold air out of the home.

Repairing the window seal that is damaged is simple. A new wedge gasket seal is available at any hardware store. It is likely to be simple to install in your uPVC window. If you're worried that you won't be able install the new seal correctly, you can spray water on the outside of the window frame to lubricate 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 can include melted uPVC pieces that are usually leftover from previous repairs. You can chip away these areas with a chisel before starting to make sure that the new rubber seal will be a good fit in your window frame.

It is possible to repair an infected uPVC seal yourself, but it's best to leave it to experts. A professional glazier has the equipment and expertise to complete the task swiftly and with the least amount of risk to your uPVC window.

Clean the Surface

Double glazing windows can help reduce noise pollution if they are installed and maintained in a proper manner. However, a window seal that is broken can let in moisture and air that can lead to a number of problems, such as condensation. Moisture on the inside of the glass pane isn't only unsightly but it can cause mould to develop and damage the frame, making it essential to seek professional repair. Other signs of a failed sealing include a draft that may be uncomfortable and costly to heat, or glass distortion which can affect the light transmission and impact on the view.

Double-glazed windows can be repaired easily particularly if you spot the problem early. Although it is possible to do the work yourself, hiring a professional is typically recommended as they have the expertise and access to high-quality products that can give long-lasting results.

To begin the process, it's important to remove any existing silicone sealant to begin the process. This can be accomplished by carefully scraping away the old material using a sharp blade. After that, the window must be thoroughly cleaned to remove any dirt and debris that might have been accumulating. Once the surface is clean the next step is to seal the window.

Before sealing again, remove the bottom pane, and turn it upside down so that the face of the glass originally 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 to ensure that there are no water marks left.

Drilling holes in windows with double-glazed glass is not a good idea. However, to save money and avoid the necessity of an emergency call-out for help, you can make small holes to place a desiccate packing which will absorb any moisture between the two glass panes. The hole can be cleaned using rubbing alcohol to prevent mould from growing.

Double-glazed windows are made to last a long time however they do break down, and many people are in need of a professional double glazing repair. The most frequent indications that seals are failing is condensation, drafts and a distorted look between the glass panes.

Apply for a New Seal

If you've recently moved into a home or just had your double-glazed windows installed, window seals play a important role in ensuring an airtight and energy efficient glass-to frame connection. Over time, seals could be damaged by the weather or other external elements. It is crucial to replace damaged seals as quickly as possible. This will stop moisture from getting into the space between the glass panes, which can lead to condensation, a decrease in energy efficiency, and even water damage to your home.

It is best to pick a day when there is little rain to complete this task. You'll be working with the window open, and you don't need lots of rainwater to seep into your home. This could cause damage to the new seals. Wear eye protection if you're using power tools to take off old window seals. It's easy to let dust or debris into your eyes.

After you've removed your old seal, you need to clean the surface prior applying a new one. Utilizing a utility knife or putty knife, clean all residuals from the area and then apply a new layer of silicone caulking to reseal the gap. Add a globule to the outside of the frame as well. This will help create an airtight seal as well as a waterproof seal around the glass.

Paint the exterior of your window frames to protect them against the elements. Particularly in hot weather, it's normal for the seals to develop damp spots or even cracks and this is an extra step to ensure the quality of your window.

Although you can seal your windows on your own, if the problem is serious, it's recommended you contact an experienced window company to complete the work on your behalf. You can be assured that the new seals are properly installed, ensuring that your windows are energy efficient and safe.

Allow the seal to set

Double glazed windows are a great choice for homeowners since they shield against the elements and also keep the heat produced by your heating systems in. They also stop sunlight from escaping. It can only do so when the window seal is properly installed. A broken window seal can lead to mist and condensation between the glass panes, energy loss, draughts and even security issues. It is therefore crucial to address a damaged seal as quickly as you can to prevent damage to the window and to your home.

One of the simplest methods to determine if the window seal is failing is to feel for draughts or cold air coming into the corners of the frame. If you can feel this then the gasket has been weakened and is no longer creating an airtight seal. You can also check for misting or condensation between the glass panes of the double-glazed windows you have. Both of these issues are caused by a leak in the seal of the double glazed window which allows moisture into the area and reduces its insulation qualities.


There are kits to reseal the double glazing seals available for those who are a DIY-er. They typically involve drilling a small hole in the window, cleaning the inside with the help of a magnetic tool, then inserting drying pellets which eventually disappear, and filling 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 prior to using it, whether you fixed your window seals on your own or employed an expert. It could take several days or a few weeks to cure the sealant, so you must wait until that time to open the window. It is important to take care of windows that have just been sealed with care. To shield it from scratches or stains it is best to lay an old towel on the work surface.