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 property and your energy efficiency requirements. Modern double glazing comes with a myriad of advantages that include noise reduction and UV protection, as well as property security with multipoint locking mechanisms.

However, what can you do if your double glazing shows 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'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 occurs due to the cold glass temperature falling below the dew point of the air surrounding it, causing water vapour to rise from the air and into the cold glass, where it condenses. This is aggravated by the presence of plants within your home that produce excessive moisture as well as high humidity.

When condensation appears inside your double glazing this is a much more serious issue. It is it is a sign that the seal between the two glass panes is broken which allows warm air from your house to find its way in while insulating gas is evaporating. This can cause severe damage to your double glazing and if not addressed, could result in a significant increase in your energy bills.

Installing replacement double glazing Window double-glazed windows as soon as you notice this type of condensation will drastically reduce the possibility that the issue will get worse, thereby saving you money in the long run. Replacing your double glazing can also be a great way to upgrade to A-rated energy-efficient windows which will make your home more comfortable and reducing your utility bills even further.

2. Signs of Wear and Tear

Double glazing has many benefits that include cutting down on energy bills and also reducing noise. Like any product double-glazed windows have a lifespan. It is important to know the signs of when they are at the end of their lifespan.

Visible condensation is one of the most evident indicators. This is due to the difference in temperature between the two glass panes and if you see this it's a good indicator that the window seal has failed, and it's time to get the windows replaced.

If the window seal is not working, then cold air can be allowed to enter your home which does more than just waste energy but also can cause damp and mould both of which cost a lot to repair. Both mould and damp can be detrimental to your health as they can cause allergies and irritations that could impact the wellbeing of your family.

Draughts are a sign of sealants beginning to wear. This allows outside noise into your home, which can be a distraction. This could affect your ability to work from home, or how peaceful your home is.

If the windows are not opening and closing with ease, it's also a sign they need to be changed. It could be a safety issue if your windows aren't opening in a situation of emergency like the event of a house fire. This is something you should not ignore. A professional window installer will be able to assess the condition of the windows you currently have and make recommendations on the best way to proceed.

3. Draughts

If you see draughts emanating out of your windows, it's likely that the seals on your double glazing have blown. A sealant is used to secure the glass panes together and help with insulation, but this is often damaged by weather changes or simply aging. This causes cold air to enter your home, and warm air to escape, causing drafts and a decrease in energy efficiency.

A window frame that is shaped incorrectly and is not sealed properly could also cause draughts. Moisture can also get trapped inside the window frame, causing the draughts to increase over time. 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 window that is misty is a clear indication that your sealed unit has sprung an open leak or that the gas between the panes has been escaping. This is a serious problem and should be addressed immediately to prevent water getting into your home, preventing heat from escaping and reducing the effectiveness of your insulation. If your windows are covered by warranty, you can request the company to replace them.

Cracks and chips in your double-glazed windows aren't always a sign they need replacing however, they can have a negative effect on their overall performance. While they allow cold air to enter it, they could limit the amount of light that is allowed to pass through and can cause drafts. Additionally If there are significant cracks or chips in your windows, it is unlikely that they'll be able to bear the weight of a replacement glass for windows unit which will require the creation of a new window frame.

4. Higher Utility Bills

Energy costs are a major cost for a household and it's important to keep them as low as possible. High energy bills are not just expensive, but they also put unnecessary stress on the environment. We all want to decrease the impact of 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 require the use of additional energy to heat your home. Energy efficient windows can help you save money and reduce your energy costs.

If you see condensation appearing between the panes of your double glazing, it is a clear indication that they need replacing. It's a sign the seal is broken and air is getting in and out of your home, and that the insulation is not working as it should be.

If your double glazing is leaking, it's time to replace the glass. This is a clear indicator that the seal has broken and water is trapped between the panes of glass. Having your double glazing replaced will stop water from entering your home, stop heat escape and help keep your home warm.

By having your double glazed windows replaced with a brand new energy-efficient window, you will be able to preserve the heat, cut down on energy usage and improve the appearance of your home. This will also increase the value of your home, making it more appealing to prospective buyers in the event that you decide to sell. With category B rated double glazing, you can expect to save as much as PS115 per year on heating costs, which can quickly pay for the cost of the windows you have purchased.

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 fixed immediately in the event that the glass has turned blurred. This can be a security issue. It could also result in more in energy bills due to the loss in 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 become cloudy.

Check your warranty to determine if it covers premature seal failure. In some cases manufacturers offer a prorated warranty, that is based on the age of your windows, so this may be an option to consider.

Other signs that you need to replace your uPVC windows are: