How to Repair Double Glazing Windows

If you have double glazing it is possible that you will encounter problems with the gaskets, hinges, and handles. It is often possible to fix these problems without replacing the entire window, thereby saving money and time.

Condensation can form in the space between the two panes. This usually indicates that the window is faulty and requires attention.

1. Broken Panes

A double pane window that is broken is a serious problem and can expose your home to the elements. It is not always necessary for the entire window sash to be replaced in order to solve this issue. In fact double pane windows are usually repaired by the use of a specific adhesive that is placed inside the cracks to prevent them from worsening.

This repair method is usually used to prevent superficial cracks (such as stress cracks) from becoming worse and can happen when temperature fluctuations cause your glass to expand and contract. In the event that your glass has shattered or cracked, it might be necessary to remove the damaged window and replace it.

The seals between two panes can wear out or be damaged, causing misting and condensation on windows. Typically, these problems result from moisture that is either trapped between the two panes of glass or leaks through the window frame into the wall. Moisture is not good for double-glazed windows, no matter its source. It can cause water damage and mold which is expensive to fix.

You can try to control the issue by wiping your double-glazed windows with cold, lukewarm water. This can temporarily solve the issue, especially when it is warm and humid outside. You could also try a dehumidifier in the room where your double-glazed windows are which is particularly useful during the summer.

If the problem persists, a double glazed specialist will visit your home to clean out the space between your panes of glass. They can also employ an instrument to draw a line of score around the perimeter of your windows. This is where you should cut the glass with a glass cutter (inexpensive ones are available in hardware stores). Once you have finished and you are done, you need to remove all glazing points and putty from the frame of the window opening. It is recommended to do this while the sash remains in place. However it is simpler to work on flat surfaces such as tables.

2. Seals

The window seal is an essential component of double glazing. It assists in keeping your home secure, energy efficient, and free of draft. The seal is located on the inner part of the uPVC frame and creates an air-tight seal over the gas-filled space between the two glass panes of the window. This is a crucial element of the insulation effect the double glazing provides, and problems or frank failure to the seals will substantially diminish this benefit.

If your seals aren't able to do their job, you'll notice condensation between the panes. It's not just ugly; it can lead to damp and mould in the home. The effects of mould and damp can cause damage to walls, double glazing repair floorboards, and furnishings and double glazing repair can also have serious health implications for those with respiratory issues such as asthma.

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

In most instances, the easiest and most effective method to deal with damaged window seals is to contact a professional. They can repair the window seal, and also prevent air and moisture from entering your home, which can cause costly damage.

Check the warranty period on your double glazing. It usually ranges between 10 and 20 years. This can save you money in the event that the seals are broken and the windows must be replaced. Some installers will drill holes in the misted double glazing to remove the moisture and create a new seal. This will stop it from misting in the future. However, this can be a short-term fix and a plug needs to be inserted into the hole to keep it shut.

3. Locking Mechanisms

Double glazed windows utilize gaps of air between glass panes in order to protect against the fluctuating temperatures outside and to help keep the heat inside the home. This kind of window is also known as an Insulated Glass Unit (IGU). They can offer you an impressive energy efficiency which saves on your heating costs. They are not impervious to damage and may require double glazing repair.

Fortunately, a majority of them are fairly simple to fix and are much less expensive than replacing the entire window. Contacting a company that offers double glazing repair can ensure that the work is done correctly and without any hassle. Often these companies will provide no-cost quotes so that you can compare prices and the quality of their work.

It is essential to verify the warranty included with your double-glazed window, as this will usually cover the cost of a repair. This is a common feature of the majority of double glazing installations and typically lasts for 10 or 20 years, however some companies offer lifetime guarantees.

If you cannot open your double-glazed window or it appears that there is mist between the panes then this is probably due to the seal blowing. This can occur when the frame of the window shifts in a slight manner, or when the packing that holds the sheets of glass in place wears out with time.

There are a variety of ways you can fix double-glazed windows by yourself, but it's usually much more efficient to work with an expert company. If you attempt to do it yourself, then always follow the instructions of the manufacturer and make use of the appropriate tools to complete the task. You will also void any warranty if you attempt to remove the glass by yourself. You could end up paying more than if the company that purchased the windows from had called you.

Once the damaged pane is removed, you can replace it with plastic spacers to make sure that it fits into the frame. Then, you can add any uPVC beading. Then you can put in a new gasket and secure the window.

4. Weatherproofing

There are solutions for double glazing windows that are hard to open, or have been sagging. For instance, you can try oiling the hinges, mechanisms or handles to see if that helps. You can also change the gaskets to improve your windows' performance and prevent them from letting in cold air and draughts. They can be purchased at a hardware store, or online and they are quite easy to install. If you do not have the time to tackle this task yourself, you could always have a professional complete the task for you.

If you've got condensation between your window panes, this is also something that can be easily fixed. This is usually caused by a broken seal that allows moisture to get into the space between the glass panes. This can cause mist to develop on the glass, which is ugly and ineffective.

One option is to replace the gaskets, which can be done easily at home by anyone with a little DIY experience. Gasket sealer is essential for a good seal, and can reduce energy costs. It is also possible to use an elastomer to fill any cracks. This will give your windows an additional boost of weatherproofing.

The seals could also fail on double-glazed windows. This can happen due to paint being applied near the windows, property renovations, or just general wear and tear. It is important that you repair your double-glazed windows as quickly as they become misted.

Double-glazed windows can be an excellent addition to your home, giving you with windows that are energy efficient and secure that will keep the weather out and the heat in. However, there are instances when it is best to replace your double glazed windows, rather than repair them. This could include frames that are damaged or broken, or panes that are not suitable for double glazing.