The Ultimate Guide To Repair Double Glazed Windows

The Ultimate Guide To Repair Double Glazed Windows

How to Repair Double Glazed Windows

Double glazing is a wonderful addition to any home, and can offer an additional level of energy efficiency and comfort. However, they can have issues from time to time.

Double-glazed windows repaired can save money and restore their insulating properties. By drilling a couple of small holes into the unit, a professional can repair misting or condensation.

1. Broken Glass

It could be a small piece of dirt from your lawnmower flying into your window, or a heavy coffee table that falls on your glass-topped dining room table cracks in double pane windows are a reality for all of us. The good part is that they can often be fixed by an expert. Even the most severe cracks that run across the length of your window can be fixed with a bit of strong-hold tape, and a few simple steps.

To remove dirt and grime, first clean the area around the crack using water and soap. Then, put the tape on both sides of the window. This should suffice to stop cracks on the surface from getting worse. You may have to extend the tape at both ends by a few inches over the crack to prevent deeper cracks. You may need epoxy for a stronger repair. Follow the directions on the package to mix and apply it to the crack. When the epoxy dries it should be as strong as new window glass.

Although it is recommended to avoid windows that are cracked the effects of environmental elements and manufacturing defects can still cause them to break or lose their seal. It is also crucial to buy double pane windows that are of the highest quality from a reputable company. They'll offer a warranty and will stand behind their products for 15 to 20 years after installation, which could help you with future repair or replacement.

If your window is damaged It is best to replace it quickly before the cracks become worse. A double pane window will provide better insulation from cold and heat, and can help you save money on your energy bills.

If you're thinking about making repairs to your windows, you should be aware that handling any kind of broken glass could be hazardous. Before undertaking any repairs it is best to speak with experts in glazing. They'll have the appropriate equipment to complete the task safely. Don't be shy in asking for help. There are professionals who can assist you with repairs and replacements, and they will give you tips on how to stop double pane windows from breaking again in the future.

2. Condensation

A common double glazing repair issue is condensation between the panes of your windows. This is a sign that the seal has deteriorated between the two glass panes and is not an airtight seal, allowing heat to escape.

This issue is more prevalent in newer double glazing with a plastic frame than the older models with aluminium frames and is especially challenging when the weather becomes cold and damp. It's usually caused by too much humidity in the air or by the absence of air circulation. Moisture tends to condense also on cold surfaces, such as the inside of a window.

It isn't easy to prevent condensation on your double-glazed windows, particularly in the UK where it is known for its humid climate. However, you can lessen this problem by ensuring your rooms are well ventilated and keeping your curtains or blinds open to allow fresh air to enter. In addition, ensuring you clean your doors and windows regularly will help to remove water from the surfaces.

It is recommended to talk to an expert if you are concerned about the presence or absence of condensation on your double-glazed windows. This is not something you should attempt to tackle on your own as any alteration with the sealed units will invalidate any guarantee that may be on offer. A lot of reputable window companies can provide and install replacement sealed units, so you can be certain that your window is performing just as it should.

If the condensation is present only in a couple of windows, you can often repair this by replacing the window.  double glazed window repair  is a lot less expensive than a complete replacement and will permit you to keep the effectiveness of your double-glazed windows. It is advisable to search for a reputable contractor through Checkatrade. These contractors have been independently verified to ensure they provide top-quality work. They will either replace the entire unit or put in vents in each hole to allow for airflow. They might also offer an assurance on the work done.

3. Shrinkage

Double glazing will shrink as the temperature drops. This pressure exerts pressure on the gaskets made of rubber that hold your window panes in place. They will eventually fail, and become less effective. This can cause fogging, draughts and water ingress. Re-seal the windows to solve this issue.

Your uPVC frames may also turn discolored over time. A simple cleaning with a UPVC cleaner can help however it is important to remember that this could be a sign of a larger issue. If the discoloration is severe, it could mean that there is rot in your frames and they'll need to be replaced.

The hinges of a double-glazed window door can become stiff or broken. If you find that a window or door is difficult to open, it is essential to speak with a professional immediately to resolve the issue. A door or window that isn't closed properly can create drafts and reduce the energy efficiency of your home. Additionally, a damaged lock poses a risk to your safety and may result in your insurance policy being invalidated.

Double glazed window repairs may be costly however it is crucial to repair any problems immediately you notice them. Untreated issues can damage double glazing and increase the risk of damp and mold. Damp and mold can be extremely damaging to your property, as well as being a health hazard for your family. The condensation caused by moisture can cause and rust in your double-glazed windows, which can lead to mold growth and decrease the life of your double glazing. Inspecting your double-glazed windows is the best way to avoid any issues in the future. If you require repairs, be sure to contact a reputable, reputable tradesperson via Checkatrade. We can provide you with a a list of local experts who can carry out the required double glazing repairs. Enter your postcode, and you'll be provided with an overview of the results within minutes.

4. Leaks

Call in the experts If you notice that water is leaks from your double-glazed windows. It could be due to a damaged seal, a broken window pane or even an issue with your drainage system. A small leak ignored, could become an issue of major proportions. It can lead to damp and even mold.

A professional will use caulking guns to apply an additional layer of sealant. Before applying the new sealant, you'll need to remove the previous layer and clean the gap thoroughly. It is also important to ensure that the new sealant is covering the entire gap, and ensure that your windows are properly sealed.


Many double-glazed window models have a warranty. You need to know the length of time that the warranty is valid and what it covers. Certain guarantees only cover hardware for 10 or 20 years whereas others offer a lifetime warranty. If you're having trouble with your double glazed windows, be sure to contact the company who installed them as fast as possible and get all of the information in writing. This will allow you to obtain a refund or a replacement if you need one.

Another issue that is common to double glazing is the condensation that occurs between the two glass panes. This is caused by a crack in the seals that allow heat to escape from the outside into the space between the glass sheets. Condensation occurs when warm air comes into contact with cold glass. In many cases, this can be cured by a simple clean by soaking a cloth in white vinegar or water.

If condensation persists or is excessive it could be an indication of a problem with the glass. In this instance the replacement window is required.