20 Myths About Repair Double Glazing Windows: Busted

· 6 min read
20 Myths About Repair Double Glazing Windows: Busted

How to Repair Double Glazing Windows

There may be issues with the handles of your double glazing gaskets, hinges and handles. You can often fix these problems without having to replace the entire window, saving both time and money.

One of the most common issues is condensation accumulating in the gap between the two glass panes. This is usually an indication that the window has become damaged and requires attention.

1. Broken Panes

A broken double pane window is a serious issue and could leave your home exposed to the elements. However, it is not always necessary to replace the entire window sash to resolve this issue. Double pane windows can be fixed with an adhesive specifically designed for the cracks.

This repair method is usually used to prevent superficial cracks (such as stress cracks) from deteriorating further and can happen when temperature changes cause the glass to expand and contract. If your glass has broken, you may need to take it off and replace the entire window.


Sometimes the seals between the two panes of glass can get damaged or worn out, causing condensation and misting of windows. These issues are usually caused by moisture trapped between the glass panes or that gets into the wall through the window frame. Moisture is not good for double-glazed windows regardless of the source. It can cause mold and water damage, which are costly to fix.

To get the misting or condensation problem under control, you should first try wiping your double-glazed windows with cold water. This may temporarily fix the problem, particularly in the case of warm and humid outside. You can also try using a dehumidifier in the area where your double-glazed windows are which is particularly beneficial during summer.

If the issue continues, an expert in double glazing is able to visit your home and clean the space between the panes of your glass. They can also employ an instrument to draw lines of scoring around the perimeter of your windows, where you can cut the glass using a glass cutter (inexpensive ones are available in hardware stores). Once you have finished then you must remove all glazing points and putty from the frame of your window opening. This is best done while the sash is still in place, however it is possible to work on a flat surface such as a table.

2. Seals

The window seal is an essential component of double glazing. It assists in keeping your home safe, energy efficient, and draught free. The seal spans the inner part of the uPVC frame and holds an air-tight seal over the gas-filled space between the two panes of glass in the window. The seals form an essential element of double glazing's insulation. If they fail or experience problems they will reduce the insulation.

If your seals aren't performing their job, the result will be condensation between the panes. This isn't just unsightly; it can lead to damp and mould in the home. The effects of mould and damp can cause damage to floors, walls as well as furniture. It can be a serious health risk for those with respiratory conditions like asthma.

The good news is that the majority of double glazing manufacturers will offer a service to repair windows without having to replace the entire unit. This is not just cheaper, but also quicker and more eco-friendly. In the meantime, there are some DIY options, like caulking to prevent moisture and leaks or lengths of self-adhesive rubber seals that can be affixed directly to the junction between the window frame and sash.

In most cases, the simplest and most effective way to deal with damaged window seals is to contact an expert. They'll be able replace the window seal, preventing the entry of air and moisture, which can cause costly damage and can make your home more energy efficient.

Check the warranty period on your double glazing. It usually ranges between 10 and 20 years. This could save you money in the event that seals are broken and the windows must be replaced. Some installers will even drill holes in misted double glazing and draw out the moisture to form a new seal and prevent it from misting in the future. This is a temporary fix and a plug must be inserted to seal the hole.

3. Locking Mechanisms

Double-glazed windows have gaps of air between the glass panes to keep out the elements and to help keep heat inside the house. This kind of window can be referred to as an Insulated Unit (IGU). They can offer you a lot of energy efficiency, which can lower your heating expenses. They are not indestructible and may require repairs to double glazing.

Luckily, most of them are fairly simple to fix and much cheaper than replacing the entire window. A company that offers double glazing repair will guarantee the job is done properly and without any hassle. Many of these companies will give you no-cost quotes to allow you to compare costs and the quality of their work.

Check the warranty that came along with the double-glazed window. This will usually cover the costs of a repair.  double glazing repair near me  is a standard part of the majority of double glazing installations and typically lasts for 10 or 20 years however some companies offer lifetime warranties.

If you are unable to open your double glazed window or it appears that there is a cloud of mist between the panes, it is likely because the seal has failed. This can happen when the frame of your window moves slightly or if the packaging that keeps the glass sheets in place deteriorates over time.

You can fix double-glazed windows yourself, but it's usually easier to hire a specialist. If you decide to attempt it yourself, then always follow the instructions of the manufacturer and make use of the appropriate tools to complete the task. It is also worth bearing in mind that if you attempt to remove the glass yourself then you'll be breaking any guarantee that you might have and you could result in a larger cost than if simply called the company from which you purchased the windows.

After removing the broken glass and replacing it with plastic spacers. This will ensure that the new glass fits the frame. You can also add any uPVC beading that is required. You can then fit the gasket with a new seal and secure the window.

4. Weatherproofing

If your double-glazed windows are difficult to open or are sagging There are a few options for fixing them. For example, you can try oiling the mechanisms, hinges or handles to see if this can help. You can also replace gaskets to boost your windows' performance and stop them from letting in cold air and draughts. These are available at a hardware store or on the internet. They are simple to install. If you don't have the time to do it yourself, you could always ask a professional to complete the task for you.

If you have condensation between your window panes, it is also a problem that can be easily fixed. It usually happens due to a broken seal that allows moisture to enter the gap between the glass panes. This can cause mist to form on the glass, which is both undesirable and ineffective.

Anyone with a bit of DIY experience can easily replace gaskets. It is very important to ensure that you apply a gasket sealer which will provide a good seal and help to reduce your energy bills. Alternately, you can use a calk for filling any gaps and give your windows an extra boost in their weatherproofing.

Another issue that is common to double glazed windows is that the seals fail. This could be due to paint being applied to the windows, renovations, or just general wear and tear. It is essential to repair your double-glazed windows as soon as they become misted.

Double glazed windows can be an excellent addition to your home. They provide you with energy efficient and secure windows that will keep the weather out and the heat in. There are times that it is recommended to replace your double glazed windows rather than repair them. This can be due to frames that have broken panes or panes that are not suitable for double glazing.