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Replacing Double Glazed Windows

If you're looking for uPVC Sash windows or aluminum casements, there's a wide range of options available to suit the aesthetic of your home as well as your energy efficiency needs. Modern double glazing comes with a myriad of benefits, including 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 indicates that the double glazing unit is functioning as it is supposed to. Condensation on the outside of your windows in the morning occurs due to the cold glass temperature dropping below the dew point of the surrounding air, which causes water vapour to rise from the air and into the cold glass, which then condenses. This can be made worse by plants that generate excessive moisture in your home and by high levels of humidity.

If you notice condensation in your double glazing, it is an even more serious issue. It's an indication that the seal between the glass panes has broken. This allows warm air from your home to get in while the gas that is used to insulate escapes. This can cause severe damage to your double glazing, and if untreated, will cause a significant impact on your energy bill.

Installing replacement double-glazed windows when you first detect this kind of condensation can drastically decrease the chance that the issue gets worse, saving your money in the end. Replacing your double glazing can also be a great opportunity to upgrade to A-rated energy efficient windows which will make your home more comfortable and reducing your utility bills even further.

2. Wear and tear

Double glazing provides a number of benefits, including noise insulation and savings on energy bills. Like all other products, double glazed window have a lifespan. It is essential to know the signs of when they are at the end of their usefulness.

One of the most obvious indicators is visible condensation. This is due to the difference in temperature between the two glass panes and if you see this, it's an indication that the window seal is damaged and it's time for the windows replaced.

If the window seal fails then cold air could enter your home. This is not just a waste of electricity but also leads to damp and mold. Both are expensive to repair. Both mould and damp can be detrimental to your health because they can trigger allergens and irritations that could impact the health of your family.

Draughts around your windows are another indication that the sealants have started to wear. This allows external noise to be heard in your home, which can be a major distraction, particularly in the case of the road that is busy or has noisy neighbors. This can impact your ability to work from home or how peaceful your home feels.

If the windows are not opening and closing smoothly, it's also an indication that they require to be changed. This can be a safety issue if windows do not open in the event of a fire and misted should not be ignored. A professional window installer can assess the condition of the windows you have and make recommendations on the best way to proceed.

3. Draughts

If you notice draughts coming out of your windows, it is likely that the seals on your double glazing have blown. Sealants are used to keep the glass panes together and help with insulation, but it can be damaged by changes in weather conditions or simply aging. This causes cold air to enter your home, and warm air to escape, which can cause draughts and a reduction in energy efficiency.

A window frame that is not properly shaped and not sealing properly can also lead to drafts. Moisture may also get trapped in the window frame, creating the draughts to increase over time. This is a serious issue and it is essential to get your double glazing replaced as soon as possible to avoid further problems.

A double-glazed window that is misty is a sign that the sealed unit has let out or gas escapes between the panes. This is a serious issue and it will need replacing immediately to stop water from 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 window replacement glazing aren't always a sign of needing to be replaced however they can affect the overall performance. While they allow cold air to pass through it, they could reduce the amount of light that is allowed to pass through and can cause drafts. Additionally, if there are deep cracks or chips in your windows, it's unlikely that they will be able to bear the weight of a replacement unit which will require an entirely new window frame.

4. Higher Utility Bills

Energy costs are a significant expense for households and it's important to keep them as low as possible. Energy bills that are high are not just expensive however they also place unnecessary strain on the environment. We all want to reduce this. Leaky windows are a major reason for high energy costs. They not only let heat escape from your home, but they also create drafts that force you to use additional energy to heat your house. Energy efficient windows can help you save money and cut down on your energy bills.

If you notice condensation on the double-glazed panes of glass, it's a sign that your windows must be replaced. This is an indication of a damaged seal, which means air is leaking into and out of the home. The insulation is also not working properly.

Another indication that your double glazing is in need of replacement is if they're misting up. This is a clear indication that the seal has broken and water is accumulating between the panes of glass. Double glazing can stop water from entering your home and stop heat from leaving and keep your home warm.

By having your double glazed windows replaced with a brand new energy efficient window you can conserve heat, reduce your energy consumption and enhance the appearance of your home. This can also increase the value of your property which makes it more appealing to prospective buyers if you decide to sell it in the near future. With Category B-rated double glazing, you can anticipate saving up to PS115 per year on heating costs, which will swiftly cover 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 crucial to get your double glazing repaired immediately if the glass has become cloudy. This could be a safety concern. It may also cost you more in energy bills due to the loss of insulation.

Misted windows are caused by moisture in the air between the two panes of your IGU (insulated glass unit). Gas inside the glass, usually argon, or krypton, misted helps in insulating. When the seal fails this gas leaks out, causing your window to become foggy.

A premature seal failure is a clear sign of a problem with the product, so make sure to verify your warranty for coverage. Certain manufacturers offer a prorated warranty, based on the age of the window. This is something you should consider.

Other signs that your uPVC window should be replaced include: