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Replacing Double Glazed Windows

If you're looking for uPVC sash windows or aluminium casements, there's an extensive variety of options to match the style of your home and your energy efficiency needs. Modern double glazing offers many benefits, including noise reduction, UV-ray protection and security of your property with multipoint locking mechanisms.

But, what do you do when your double-glazed windows show signs of wear and tear?

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 replacements'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 the windows is normal and is a sign that your double glazing system is working exactly as it is supposed to. Condensation on the outside of your windows in the morning is due to the cold glass temperature dropping below the dew point of surrounding air, which causes water vapour to be drawn from the air and into the cold glass, where it cools. This can be exacerbated by plants that produce excessive moisture in your home and also by high levels of humidity.

If condensation forms inside your double-glazed unit, it is a far more serious issue. It is an indication that the seal between the two glass panes has been broken and allows warm air from your home to get in while insulating gas is lost. This can cause serious damage to your double glazing and if left untreated will result in a significant increase in your energy bill.

Installing replacement double glazing when this kind of condensation is spotted will decrease the likelihood that it will worsen and cost you more in the end. It's also a great opportunity to upgrade your double glazing to energy-efficient A-rated windows. This will make your home more comfortable and lower your energy costs.

2. Signs of Wear and Tear

Double glazing can provide many benefits including cutting down on energy bills and also reducing noise. However, as with any other product double glazed windows have a lifespan and it is important to be aware of indications that they are nearing the limit of their utility.

One of the most obvious indicators is visible condensation that is visible. This is due to the differing temperature of the two panes. If you notice it, it could be a sign that the window seals have failed.

If the window seal is damaged then cold air could enter your home. This not only wastes energy, but also results in damp and mold. Both are expensive to repair. Both mould and damp can be harmful to your health, as they can cause allergies and irritations that could impact the wellbeing of your family.

Draughts around your windows are another indication that the sealants have started to wear. This lets outside noises into your home, which could be a distraction. This could affect your ability to work from home or how relaxing your home is.

If windows aren't opening and closing with ease It's also an indication that they should be replaced. It could be a safety concern if your windows don't open in a crisis situation like a house fire. This is something you should not ignore. A professional window installer will be able to evaluate the condition of the windows you have and offer suggestions regarding the best option.

3. Draughts

If you see draughts emanating from your windows, it's likely that the seals in your double glazing have failed. Sealants are used to secure the panes of glass together and assist in insulating, however this is often 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 not properly shaped and not sealing properly could cause draughts. Moisture may also get trapped inside the window frame, creating the draughts to increase as time passes. This is a serious issue and you must replace your double glazing as soon as you can.

A double-glazed window that is misty indicates that the sealed unit has let out or gas escapes between the panes. This is a serious issue and needs to be repaired immediately to prevent water entering your home, preventing heat from escaping and reducing the efficiency of your insulation. If your windows remain under warranty, consult the company, and they'll be able to repair windows for you.

Double glazing cracks and chips aren't always a sign of needing replacement, but they may have an impact on the overall performance. They may also limit the amount light that passes through, leading to draughts. If your windows have large cracks or chips, they might not be strong enough to support the weight of replacement units that would require new window frames.

4. More Utility Bills

It is important to keep energy costs as low as you can. Energy bills that are high are not only costly but also put an unnecessary stress on the environment. We all want to decrease this. One of the most significant reasons for rising energy costs is the leaky windows that not only allow heat to escape from your home, but also create drafts that require you to use more energy to heat your property. Energy efficient windows can help you save money as well as reduce the cost Of windows replacement of energy.

If you notice condensation between the double-glazed panes, it's an indication that your windows must be replaced. This is an indication of a faulty seal, which means air is leaking in and out of the house. The insulation is also not working properly.

Another indication that your double glazing needs replacing is if they are misting up. This indicates that the seal has been damaged and water is trapped between the glass panes. Double glazing will prevent the entry of moisture into your home, stop heat from escaping and keep your home warm.

By having your double-glazed windows replaced with a new energy efficient window, you will be able to preserve the heat, cut down on energy consumption and enhance the appearance of your home. This will also add value to your home and make it more appealing to prospective buyers if you decide to sell in the near future. With category B rated double glazing you can expect to save up to PS115 per year in heating costs, which will quickly pay for your new windows.

5. Faulty Windows

If you have a double glazing replacement window 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.

If the glass in your double glazing has become blurred, it is important to get this repaired as soon as you can as it's an immediate safety risk. It could also result in more in energy bills because of the loss in insulation.

The cause of misty windows is moisture in the air between the two panes of your IGU (insulated glass unit). The gas in the glass - typically argon or krypton - assists in insulating the glass, and if the seal fails, this gas leaks out, causing the window to fog.

Failure of the seal in the early stages is a clear indication of a defective product so make sure to verify your warranty for coverage. In some cases, manufacturers offer a prorated warranty which is based on the age of your windows, and this might be an option worth considering.