Replacing Double Glazed Windows

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

What should you do if your double glazing 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 operating exactly as it is supposed to. The condensation that forms outside your windows during the morning is caused by the temperature of the cold glass dropping below the dewpoint of the air surrounding it. This causes water vapour from the air to be drawn into the cold window, where it condenses. This is made more difficult by plants that generate excessive moisture in your home as well as by high levels humidity.

If condensation appears in your double glazing, it is an issue that is more serious. It's an indication that the seal between the glass replacement windows panes has broken. This allows warm air from your home to enter while the insulating gas escapes. This can cause significant damage to the double glazing and, if left untreated, will significantly impact on your energy bills.

Installing replacement double-glazed windows immediately you notice this type of condensation will drastically reduce the chance that the issue will get worse, thereby saving you money in the long run. It's also an excellent opportunity to upgrade your double glazing to energy efficient A-rated windows. This will make your home more comfortable and lower your energy bills.

2. Wear and tear

Double glazing can provide a variety of benefits, including noise insulation and savings on energy costs. But, like every other type of window, double-glazed windows have a life span and it is important to be aware of the signs that they are reaching the point of no return.

One of the most obvious signs is the visible condensation that is visible. This is due to the difference in temperature between the two panes of glass and if you observe this it's a good indicator that the window seal is damaged and it's time to get the windows replaced.

If the window handles replacement seal is not working then cold air could enter your home. This is not only a waste of electricity but also leads to damp and mold. Both of them are expensive to repair. Both mould and damp can be harmful to your health, as they can cause allergens and irritations that could affect the health of your family.

Draughts are a sign of sealants beginning to wear. This can allow outside noise to enter your home which can be a huge distraction, particularly in the case of the road that is busy or has noisy neighbours. This can impact your ability to work from home, or how relaxing your home can feel.

Finally, if the windows no longer open and close easily, it's an indication that they need to be replaced. This could be a security issue if windows do not open in the event of a fire, and should not be ignored. A professional window installer will be able assess the condition of the windows you have and offer suggestions on the best way to proceed.

3. Draughts

If you've noticed draughts passing through your windows, it is usually a sign that seals within your double glazing have failed. Sealant is used to secure the glass panes in place and provide insulation. However, this can be damaged by weather changes or simply ageing. This allows cold air to enter your home, and warm air to escape, causing draughts and a reduction in energy efficiency.

A window frame that is misshaped and not sealing properly could also cause drafts. In the result, moisture can get trapped in the frame, which could also cause rotting and draughts over time. This is a serious issue and you should replace your double glazing as soon as possible.

A window that is misty is a clear sign that the sealed unit has developed an open leak or that the gas between the panes has been escaping. This is a serious issue and should be addressed immediately to prevent water entering your property, stopping heat from leaving and reducing the efficiency of your insulation. If your windows are covered by warranty, you can request the company to replace them.

Cracks and chips in double glazing are not always a sign of needing to be replaced however, glass replacement windows they could have an impact on the overall performance. They can also reduce the amount of light that flows through, leading to drafts. Additionally when there are large cracks or chips on your windows, it is unlikely that they will be able to withstand the weight of a replacement unit which will require the creation of a new window frame.

4. Higher Utility Bills

It's important to keep energy costs as low as you can. High energy bills are not just expensive but also put an unnecessary strain on the environment. We all want to decrease this. Leaky windows are the main reason for high energy costs. They do not just let heat escape from your home and into the outside, but they also cause drafts that force the use of additional energy to heat your home. Energy efficient windows can help you save money and cut down on your energy bills.

If you notice condensation forming between the panes of your double glazing it is a clear indication that they need replacing. This is a sign of a broken seal, which indicates that air is leaking out of the house. The insulation may not be functioning properly.

Another sign that your double glazing is in need of replacing is if they are misting up. This indicates that the seal is damaged and water is leaking between the glass panes. Double glazing will prevent the entry of moisture into your home and stop heat from leaving and keep your home warm.

You can cut down on energy consumption and enhance the appearance of your home and preserve heat by replacing your double-glazed windows by energy-efficient windows. This will also boost the value of your home which will make it more appealing to buyers should you decide to sell. With Category B rated double glazing you can anticipate saving up to PS115 per year in heating costs, which can quickly pay for the cost of your new 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 essential to get your double glazing repaired immediately if the glass has become blurred. This can be a safety issue. It could also cost you more in energy bills because of the loss in insulation.

The air humidity between your IGU's (insulated glass units) can cause misted windows. Gas inside the glass, mostly Krypton or argon helps with insulation. If the seal fails, this gas leaks which causes the window to become cloudy.

Failure of the seal in the early stages is a clear indicator of a defective product so be sure to check your warranty for coverage. In some cases manufacturers offer a prorated warranty that is based on the age of your windows, so this may be an option worth considering.

Other indicators that your uPVC window should be replaced include: