Replacing Double Glazed Windows

If you're looking for uPVC sash windows or aluminium casements, there's a vast variety of options to suit the aesthetic of your property and your energy efficiency needs. Modern double glazing has many advantages such as noise reduction, UV protection and 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.

However, condensation on the outside of your windows is a common occurrence and indicates that the double glazing unit is performing exactly as it should. Condensation on the outside of your windows in the morning occurs because of the glass's temperature dropping below the dew point of the surrounding air, causing water vapour to be drawn up from the air into the cold glass, where it cools. This is made worse by the presence of plants within your home that produce excessive moisture, as well as by high humidity.

If you notice condensation in your double glazing, this is a more serious problem. It is an indication that the seal between the glass panes is broken. This allows warm air from your home to pass through while the gas that insulates it escapes. This can cause significant damage to the double glazing and should it not be addressed, will significantly impact on your energy bills.

Installing replacement upvc window handles double glazing when this kind of condensation is spotted will reduce the chance that it will get worse and cost you more in the end. It's also an excellent opportunity to upgrade your double glazing to energy efficient A-rated windows. This will improve the comfort of your home, and reduce your utility bills.

2. Signs of Wear and Tear

Double glazing offers a lot of benefits, including noise insulation and savings on energy costs. Like any product double glazed windows have a lifespan. It is crucial to know the signs of when they are at the end of their lifespan.

One of the most obvious signs is the visible condensation. This is because of the different temperatures between the two panes. If you notice it then it could be an indication that the window seals have failed.

If the window seal is damaged the cold air can get into your home. This is not only a waste of energy, but also results in damp and mould. Both of these are expensive to repair. Both damp and mould can be detrimental to your health as they can cause allergens and irritations that could affect the health of your family.

Draughts around your windows are another indication that the sealants are beginning to wear. This lets outside noise be heard in your home, which can be a big distracting factor, especially when you live near the road that is busy or has noisy neighbours. This can impact your ability to work from home or how peaceful your home is.

Finally, if the windows no longer open and close easily, it's a sign that they need to be replaced. This could be a safety issue if windows fail to open when required in an emergency such as a fire and should not be ignored. A professional window installer will be able to assess the condition of the windows you have and offer suggestions on the best course.

3. Draughts

If you see draughts emanating from your windows, it is likely that the seals in your double glazing have blown. Sealant is used to encase the glass panes together and provide insulation. However, it could be damaged by weather conditions or simply ageing. In the end, cold air comes into your home, while warm air escapes creating draughts, which leads to lower energy efficiency.

A window frame that is not properly shaped and not sealing properly could also lead to draughts. Moisture can also get trapped in the window frame, causing the draughts to increase over time. This is a serious issue and you should replace your double glazing as soon as you can.

A double-glazed window that has a mist is a clear sign the sealed unit has developed an open leak or that the gas between the panes has escaped. This is a serious problem and you must replace it immediately in order to stop water from getting into your property. It also prevents heat from escaping, and decrease the effectiveness of your insulation. If your windows are still covered by warranty, you can ask the company to replace them.

Double glazing cracks and chips are not always a sign of needing to be replaced however they can have an impact on the overall performance. While they allow cold air to enter it, they could limit the amount of light that is let in and cause draughts. In addition when there are large cracks or chips on your windows, it is likely that they won't be able to bear the weight of a replacement double Glazing windows unit, which would require the creation of a new window frame.

4. More Utility Bills

It's important to keep energy costs as low as you can. The high cost of energy doesn't just consume a significant portion of your budget, they also put unnecessary strain on the environment, something we all wish to reduce our impact of. Leaky windows are a major cause of high energy bills. They don't just let heat escape from your home and create drafts that require you to use additional energy to heat your home. Energy efficient windows can help you save money and cut down on the cost of energy.