10 Double Glazed Window Repair That Are Unexpected
Why You Should Leave Double Glazed Window Repair to the Experts
It is recommended to have your double-glazed windows repaired by a professional if they are difficult to open, or slide. Professionals may also provide a warranty on their work, which you may not get if you repair it yourself.
If you're doing the work yourself, start by removing the parting beads. The lower sash should be pulled towards you and then remove any cords or chain.
Damaged Glass
While double-glazed windows are more resistant to damage, the frames and seals still need to be maintained. Small cracks, chips, and dents could weaken the overall structure of your window, and must be repaired as soon as possible. Double-glazed windows are a complex system made up of insulated glass, window frames and an inter-lay of plastic. Repairs should be left to experts.
Cracks that appear on your window are typically caused by a temperature change but they can be a sign of a faulty seal or an improper installation. You might be able to repair minor cracks using high-quality tape, however, more severe cracks will require to be replaced completely.
If you have a cracked window, you must first clean the area around and over the crack with soap and water to remove any dirt that might interfere with the repair process. Mix the epoxy according to the manufacturer's instructions and smooth the crack using a putty blade. Let it dry completely before opening your window.
When double glazing repairs that separate the window panes fail, misting could occur. This is a serious problem for homeowners as it can affect the thermal efficiency of their house and cause mould and condensation. Moisture that forms between your windows could cause your timber molding to rust or rot and leave black stains on sills of metal. Inhaling moisture spores could cause irritation to your respiratory tract.
Most common signs of a leaky seal is fogging and condensation on both sides of the glass. This usually means that the edge seal that binds the glass panes is failing and if allowed to persist, it could eventually cause the panes to fall into pieces.
A professional will drill holes in your double-glazed windows to allow the moisture that has been trapped to escape. Once the moisture has been eliminated, an anti-fog will be applied to the window to prevent condensation from resurfacing.
Condensation
Condensation on double-glazed windows is usually the first sign of a failing seal. Visible condensation is an indication that the glass panes trap the water vapour out of the air. This excess moisture can cause dampness in your home and even in furniture, carpets, and walls. It can also be detrimental to your health. There are several methods to reduce visible condensate. This includes reducing humidity levels, encouraging air flow, and using the trickle vents inside your windows to allow moisture out of the house.
Another cause of condensation is the inability to maintain the frame and window correctly. Cleaning the window and frame regularly, removing any dirt and lubricating any handles or locking mechanisms is essential. In addition, it is crucial to make sure you have a top-quality double-glazed windows installed by a reputable firm. This will avoid future issues with seals and ensure that you are covered for 15 to 20 years.
Moisture in between your window panes can be a sign of a broken seal, and should be addressed by a professional as quickly as is possible. If the seal is defective, it can cause mould and damp to form within your home. This can also affect the insulation of your double-glazed windows. In extreme instances, it may need to be replaced. A professional can reseal the window and allow you to keep the old frames.
Condensation on the outside of your window is normal and it actually indicates that your double-glazed unit is doing its job! As the glass warms, the moisture will evaporate. There are many cleaning products that can be used to remove the build-up quickly and easily if are concerned about its appearance. Alternately, you can open your windows to create more airflow and stop the build-up from coming back.
Foggy Glass
A broken seal is the main reason for foggy windows that have double glazing. This is referred to as a 'sealed unit failure' and a window replacement is required to resolve the issue. The seal between glass panes traps the air, forming an air gap that acts as an insulation to keep the cold and hot air in the room. It also prevents moisture from getting into your home. As the seal ages, it may weaken and cause condensation between the glass panes.
In some instances, the seal is able to be repaired. It is important to contact the company you purchased your double-glazed from immediately you spot a problem. It is recommended to notify the company you purchased your double glazing from in writing. This can be done by email, letter or even by phone. This ensures your complaint is properly recorded and is covered by any guarantee or warranty you might have.
Before you replace your windows, try various solutions to determine if the issue is due to moisture between the glass. Use a dehumidifier to remove moisture from the room in which windows are situated. This will eliminate some of the moisture, but it won't solve the issue as the humidity will remain in the sealed unit and cause further condensation and fogginess.
Another option is to insert an opening in the window and then drill it. This will create an airtight seal. This can solve the issue temporarily, but it's not a long-term solution and may lead to other issues, such as drafts or leaks in your home.
In the majority of cases, replacing your double glazed windows is the most effective option. A professional can ensure a good quality installation that will last for many years to come and cut down on the amount of energy you're using in your home. It's also the best method to make sure that your windows remain in place to provide a high level insulation and protection against harmful UV radiation which can damage carpets and paintings, fabrics and furniture. This is particularly important for those who live in a sunny region.
Misted Glass
Condensation between the two panes glass is the most common reason for fog or misty double-glazed windows. To ensure that your windows work properly be, you should get them cleaned and repaired regularly. The seals between your window panes may be damaged and allow air to pass, reducing the insulating qualities of your windows. This could lead to higher energy costs.

Condensation on double-glazed windows is not a good thing however it is easily fixed with a bit of attention. Condensation occurs when warm air is brushed against the cold surface and gets reduced to below the point of condensation for water vapour. This happens naturally in your home. This is because your double-glazed windows are insulated and the air inside is warmer than the outside air.
There are a variety of causes of water on your windows. These include:
A poor installation - the seals between windows can wear out over time and let moisture in.
Extreme temperature changes - when you turn up the heat in winter or the air cooling in summer, extreme temperatures can cause moisture.
Water leaks - If you have a leaky roof or plumbing water, moisture could build up and cause your double glazing to become misty.
Cleaning - If you regularly clean your window with cleaners, you shouldn't have any issues with condensation or moisture. Make sure you use the right cleaner for double-glazed windows. Be certain to clean your windows thoroughly prior to applying the cleaner.
While it may be tempting to try DIY solutions for double glazed windows, the best method to keep out moisture and condensation is to maintain your windows regularly and use quality replacement sealed units. It is worth speaking with the installers when your double-glazed windows are still covered by warranty. They might be able to fix the issue for free, depending on the warranty terms. If the windows are out of warranty, it may be worth replacing the windows with new ones to avoid the cost of replacement in the future.