Replacing Double Glazed Windows

Whether you want uPVC sash windows or aluminium casements, there's a vast selection of options to suit the aesthetic of your property and your energy efficiency requirements. Modern double glazing offers numerous benefits such as noise reduction, UV-ray protection and security of your property 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.

In contrast, condensation on the outside of your windows is a normal occurrence and indicates that the double glazing unit is functioning just as it should. The condensation outside your windows during the morning is due to the temperature of the glass that is cold 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 is made worse by the presence of plants in your home that create excessive moisture, as well as by high humidity.

If you notice condensation appearing in your double glazing, it could be an even more serious issue. It's a sign that your seal between the glass panes is broken. This allows warm air from inside your home to get in while the gas that insulates it escapes. This can cause significant damage to the double glazing and, if left untreated, will significantly impact on your energy bills.

Installing replacement glass for windows double glazing immediately after this type of condensation is noticed can reduce the likelihood that it will get worse, saving you money 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 bills.

2. Wear and tear

double glazed replacement windows glazing can provide many benefits that include cutting down on energy bills and also reducing noise. However, just like any other type of window, double-glazed windows have a lifespan and it's important to be aware of the indications that they are nearing the end of their usefulness.

Visible condensation is among the most obvious indicators. This is due to the difference in temperature of the two panes. If you notice it then it could be a sign that the window seals have failed.

If the window seal is damaged, cold air can enter your home. This not only wastes electricity, but also causes damp and mould. Both of them are costly to fix. 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 around windows are another indication that sealants have begun to wear. This allows outside noise to enter your home, which can be distracting. This could affect your ability to work from home or how peaceful your home feels.

Finally, if the windows no longer open and close smoothly, it's an indication that they need to be replaced. It could be a safety concern if your windows don't open in a crisis situation like a house fire. This is a problem you shouldn't ignore. A professional window fitter will be able assess the condition of your current windows and give suggestions on the best way to proceed.

3. Draughts

If you see draughts emanating from your windows, it's likely that the seals in your double glazing have failed. Sealant is used to hold the glass panes and provide insulation. However, it can be damaged by weather changes or simply aging. In the result, cold air comes into your home, and warm air is emitted which can cause draughts and reduced energy efficiency.

A window frame that is shaped incorrectly and not sealing properly can cause drafts. Moisture can also get trapped within the window frame, causing the draughts to increase as time passes. This is a serious problem and you should replace your double-glazed windows as soon as possible.

A double-glazed window that is misty is a sign that the sealed unit has leaking or the gas escapes between the panes. This is a serious issue and it will need replacing immediately to stop water from entering your home, preventing heat from leaving and reducing the efficiency of your insulation. If your windows are still covered by warranty, you can ask the company to replace them.

Chips and cracks in your double glazing aren't always a sign they need replacing however, they can have a negative effect on their overall performance. As well as allowing cold air to pass through, they can reduce the amount of light let in and cause drafts. If your windows are afflicted with deep cracks or chips, they may not be able support the weight of replacement glass in windows units and will require new window frames.

4. Increased Utility Bills

Energy costs are a major expense for households and that's why it is essential to keep them as low as possible. High energy bills not only consume a significant portion of your budget, but they also put unnecessary strain on the environment, something that we all want to be able to less of. Windows that leak are a major reason for high energy bills. They do not just let heat escape from your home and create drafts that force you to use more energy to heat your house. Replacing double glazing with energy efficient windows seal Replacement will help to reduce energy costs and save you money year after year.

If you notice condensation on the double-glazed panes of glass, it's a sign that your windows need to be replaced. This is a sign of a broken seal, which means that air is leaking out of the home. Insulation is also not working properly.

If your double glazing is misting it's time to replace the glass. This is a sign that the seal has been damaged and that water is trapped between the glass panes. A replacement of your double-glazed windows will stop water from getting into your home, preventing heat from escape and help 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 usage and improve the appearance of your home. This will also boost the value of your home and make it more attractive to potential buyers should you decide to sell. You are likely to save PS115 in heating expenses per year with double glazing that is classified as B. This will quickly pay off the cost of 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 crucial to get your double glazing fixed immediately in the event that the glass has turned cloudy. This can be a safety issue. It may also cost you more in energy bills because of 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, helps in insulating. When the seal is damaged this gas leaks out and causes your window to become foggy.

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

Other signs that your uPVC window requires to be replaced include: