Replacing Double Glazed Windows

No matter if you're looking for uPVC Sash windows or aluminum casements, there's a wide variety of options to match the style of your home and your energy efficiency requirements. Modern double glazing offers numerous benefits including noise reduction, UV-ray protection, and security for your home with multipoint locking mechanisms.

What can you do if your double-glazed is showing signs of wear?

1. Excessive Condensation

In the winter, when windows and doors are closed, condensation may form inside the glass panes if the air temperature is warmer than the window's surface. This is a natural occurrence that can be prevented by opening windows, improving ventilation more generally, running a dehumidifier and keeping moisture levels low with extractor fans. However, if condensation forms regularly on the interior of your windows this is a sign that the double glazing has failed and it needs replacing as soon as possible.

Condensation on the outside of your windows is normal and is a sign that your double glazing unit is functioning exactly as it should. Condensation outside your windows during the morning is due to the temperature of the cold glass falling below the dewpoint of surrounding air. This causes the water vapour in the air to be drawn into the cold window, where it condenses. This can be exacerbated by plants that create excessive moisture in your home and also by high levels of humidity.

If condensation forms within your double glazing, it is a far more serious problem and a sign that the seal between the two glass panes has broken, allowing warm air from your house to get in while the gas that is used to insulate it is lost. This could cause significant damage to your double glazing and if not addressed, could cause a significant impact on your energy bills.

Installing replacement double-glazed windows as soon as you notice this type of condensation can dramatically reduce the chance that the issue gets worse, saving your money in the long term. Replacement of your double glazing could also be a great way to upgrade to energy-efficient A-rated windows which will make your home more comfortable and reducing your utility bills even further.

2. Signs of wear and tear

Double glazing offers a lot of advantages, including noise insulation and saving on energy bills. Like all other products double-glazed windows have a life expectancy. It is important to recognize the signs when they are nearing the end of their lifespan.

One of the most obvious signs is visible condensation. This is because of the different temperature of the two panes. If you notice it then it could be an indication that the window seals have failed.

If the window seal fails then cold air will be able to enter your home which is not just a waste of energy, but also can cause damp and mould both of which are costly to fix. Both mould and damp can be dangerous to your health, because they can trigger allergens and irritations that could impact the health of your family.

Draughts around windows are another sign that sealants have begun to wear. This lets outside noise be heard in your home, which can be a big distraction, especially in the case of an area with a lot of traffic or noisy neighbors. This can impact your ability to work from home or how relaxing your home can feel.

Finally, if the windows do not open or close smoothly, it's a sign that they need to be replaced. This could be a safety issue if the windows do not open in the event of an emergency fire, and should not be ignored. A professional window installer will be able assess the condition of the windows you have and provide recommendations on the best way to proceed.

3. Draughts

If you are experiencing draughts out of your windows, it's likely that the seals in your double glazing have blown. Sealant is used to encase the glass panes and provide insulation. However, it can be damaged by weather changes or simply aging. This causes cold air to enter your home, and warm air to escape, causing the draughts to increase and decrease energy efficiency.

A window frame that is shaped incorrectly and not sealing properly can cause drafts. Moisture may also get trapped in the window frame, leading to the draughts to increase as time passes. This is a serious issue and it is crucial to have your double-glazing replaced as soon as possible to avoid any further problems.

A misted double-glazed window indicates that the sealed unit has leaking or gas has escaped between the panes. This is a serious issue and should be addressed immediately to prevent water entering your home, preventing heat from escaping and reducing the efficiency of your insulation. If your windows are under guarantee, check with the company and they should be able to replace them for you.

Chips and cracks in your double-glazed windows aren't always a sign that they require replacement however, they can have a negative impact on their overall performance. As well as allowing cold air to enter it, they could reduce the amount of light let in and cause draughts. In addition If there are significant cracks or chips in your windows, it is likely that they won't be able to bear the weight of a replacement double glazing windows unit which will require a new window frame.

4. More Utility Bills

Energy costs are a significant household expense, which is why it is essential to keep them as low as is possible. Energy bills that are high not only take a chunk out of your budget, they also put unnecessary stress on the environment - something that we all want to reduce our impact of. Leaky windows are the main reason for high energy bills. They don't just let heat escape from your home, but they also create drafts that require you to use more energy to heat your house. Energy efficient windows can help you save money and cut down on your energy costs.

If you notice condensation forming between the panes of your double glazing, it is a clear indication that they need replacing. This is an indication of a faulty seal, which means air is leaking in and out of the house. The insulation may not be working properly.

Another sign that your double glazing requires replacement is if they are misting up. This is a sign the seal is broken and water is trapped between the glass panes. A replacement double glazed window of your double-glazed windows will prevent moisture from getting into your home, preventing heat from escaping and help to keep your house warm.

You can cut down on energy consumption and improve the appearance of your home, and conserve heat by replacing your double-glazed windows with energy-efficient windows. This will also boost the value of your home, making it more appealing to buyers in the event that you decide to sell. You will save PS115 in heating bills each year by using double glazing rated category B. This will quickly pay for your windows.

5. Faulty Windows

If you have a double glazed window that has become foggy, misty or hazy, this is an early sign that the seal has failed. It's also a sign that the glass has lost its insulation value and could lead to draughts and condensation. In addition, the gap around the edges of your windows can allow water to enter and damage your wall or plaster. This can also be a serious fire risk.

It is important to have your double glazing repaired immediately in the event that the glass has turned blurred. This could be a security issue. In addition, it may be costing you more in energy bills than necessary due to the loss of insulation.

Misted windows are caused by moisture in the air between the two panes of your IGU (insulated glass unit). Gas inside the glass, mostly argon or krypton aids in insulation. If the seal fails this gas leaks out and causes your window to fog.

Examine your warranty to see whether it covers seal failure. In some cases, manufacturers offer a prorated warranty, which is based on the age of your windows, so this could be an option worth considering.

Other indications that you may need to replace your uPVC windows include: