Replacing Double Glazed Windows

Whether you want uPVC Sash windows or aluminum casements, there's an extensive range of options available to suit the aesthetic of your home and your energy efficiency needs. Modern double glazing offers a host of benefits including noise reduction, UV-ray protection and security for your home with multipoint locking mechanisms.

What should 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 seal replacement is normal and is a sign that your double glazing unit is operating as it is supposed to. Condensation on the outside of your windows in the morning is because of the cold glass temperature dropping below the dew point of the surrounding air, causing water vapour to be drawn from the air into the cold glass, where it cools. This can be exacerbated by the presence of plants in your home that produce excessive moisture, as well as by high humidity.

If condensation forms within 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, allowing warm air from your house to find its way in while insulating gas is lost. This can cause serious damage to your double glazing and if not addressed, could have a significant impact on your energy bills.

Installing replacement double-glazed windows when you first notice this type of condensation can dramatically reduce the likelihood that the problem gets worse, saving your money in the long run. Replacement of your double glazing could also be a great way to upgrade to A-rated energy efficient windows, making your home more comfortable as well as reducing your energy bills further.

2. Signs of Wear and Tear

Double glazing can provide a variety of advantages, including noise insulation and saving on energy bills. However, as with any other type of window, double-glazed windows have a life span and it is important to be aware of indications that they are nearing the end of their usefulness.

Visible condensation is one of the most obvious indicators. This is due to the difference in temperature between the two glass panes and if you observe this, it's a sign that the seal on the window has failed, and it's time to have the windows replaced.

If the window seal fails, then cold air can be allowed to enter your home. This is not just a waste of energy, but can also lead to damp and mould, both of which are expensive to fix. Furthermore, both damp and mould can be harmful to health since they can cause allergens and irritants that can affect the health of your family.

Draughts are a sign of sealants that have begun to wear. This can allow outside noise to enter your home and be a big distraction, especially when you live near the road that is busy or has noisy neighbours. This could affect your ability to work from home or how relaxing your home feels.

If the windows aren't opening and closing with ease, it's also an indication that they require to be replaced. This could be a security issue if the windows aren't able to open in the event of an emergency fire, and should not be ignored. A qualified window fitter can assess the condition of your existing windows and give suggestions on the best course of action.

3. Draughts

If you have noticed draughts passing through your windows, it's typically a sign that the seals within your double glazing have failed. A sealant is used to secure the glass panes together and aid with insulation, but this is often damaged due to changes in weather conditions or simply ageing. As a result cold air is able to enter your home, while warm air is emitted creating draughts, which leads to lower energy efficiency.

Another reason why draughts may be occurring is that the frame of your window is distorted and not sealing correctly. This means that moisture may get trapped within the frame, which could also result in rotting and draughts as time passes. This is a serious problem and you must replace your double glazing as quickly as possible.

A double-glazed window that is misty indicates that the sealed unit has let out or gas has escaped between the panes. This is a serious problem and needs to be repaired immediately to prevent water entering your property, stopping heat from escaping and decreasing the effectiveness of your insulation. If your windows are still covered by warranty, you can ask the company to replace them.

Cracks and chips in double glazing aren't always a sign of needing replacement, but they may affect the overall performance. As well as allowing cold air to pass through, they can reduce the amount of light that is allowed through and lead to drafts. In addition when there are large cracks or chips in your windows, it is unlikely that they'll be able to withstand the weight of a replacement unit which will require an entirely new window frame.

4. Increased Utility Bills

It is essential to keep your the cost of energy as low as you can. Energy bills that are high are not just expensive however they also place unnecessary stress on the environment. We all want to reduce this. Windows that leak are a major reason for high energy costs. They do not just let heat escape from your home and into the outside, but they also cause draughts which require you to use more energy to heat your home. The Replacement Double Glazing windows of double glazing with energy efficient windows can reduce your energy bills and help you save money year after year.

If you notice condensation on the double-glazed panes, it is an indication that your windows require to be replaced. It's a sign that the seal is broken which means that air is leaking in and out of your home and that the insulation isn't functioning as it should.

Another indication that your double glazing is in need of replacement is if they're misting up. This is a sign the seal has been damaged and water is trapped between the glass panes. Having your double glazing replaced will stop moisture from entering your home, prevent heat from escaping and help to keep your home warm.

You can reduce energy usage and enhance the appearance of your home, and conserve heat by replacing your double-glazed windows with energy-efficient windows. This will also increase the value of your home which will make 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 up to PS115 per year on heating costs, which will 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 important to have your double glazing repaired immediately when the glass is becoming blurred. This can be a security issue. It could also cost you more in energy bills due to the loss in insulation.

The air humidity between your IGU's (insulated glass units) can cause windows to become misty. Gas inside the glass, mostly Krypton or argon helps in insulating. If the seal fails this gas leaks out, causing your window to fog.

Check your warranty to see if it covers premature seal failure. In some instances manufacturers offer a prorated warranty which is based on the age of your windows, and this might be an option to consider.

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