Replacing Double Glazed Windows

No matter if you're looking for uPVC Sash windows or aluminium casements, there's an extensive range of options available to suit the aesthetic of your home as well as your energy efficiency requirements. Modern double glazing provides a host of benefits including noise reduction, UV-ray protection and security of your property with multipoint locking mechanisms.

What can you do if your double glazing 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 is normal and is a sign that your double glazing system is operating exactly as it should. The condensation that forms outside your windows in the morning is due to the temperature of the glass that is cold falling below the dewpoint of the air surrounding it. This causes water vapour from the air to be drawn into the cold window where it condenses. This can be exacerbated by plants that generate excess moisture in your home and by high levels of humidity.

If you notice condensation in your double glazing, it could be a more serious problem. It is a sign that your 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-glazed windows, and if not addressed, could have a significant impact on the cost of energy.

Having replacement double glazing installed when you first notice this type of condensation can dramatically reduce the possibility that the issue will get worse, thereby saving you money in the long run. Replacing your double glazing can also be an excellent opportunity 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 offers many advantages, such as the reduction of energy costs and noise. Like any product double glazed windows have a lifespan. It is important to recognize the signs when they are reaching the end of their usefulness.

Condensation visible is one of the most evident indicators. This is because of the different temperatures between 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 is not only a waste of energy, but also results in damp and mold. Both of them are costly to fix. Additionally, both damp as well as mould are detrimental to health as they can create allergens and irritants that could affect your family's health.

Draughts are another indication of sealants that have begun to wear. This allows outside noise to enter your home, which can be a distraction. This can impact your ability to work from home or how peaceful your home can feel.

In the end, if windows no longer open and close smoothly it is also an indication that they need to be replaced. This can be a safety issue if windows do not open in the event of an emergency fire, and should not be overlooked. A qualified window fitter will be able examine the condition of your current windows and offer suggestions on the best method of action.

3. Draughts

If you've noticed drafts coming through your windows, it's usually a sign that the seals in your double glazing have blown. Sealant is used to secure the glass panes and provide insulation. However, it could be damaged by weather changes or simply ageing. This causes cold air to enter your home, and warm air to escape, which can cause drafts and a decrease in energy efficiency.

A window frame that is not properly shaped and not sealing properly can cause draughts. Moisture may also get trapped in the window frame, causing draughts as time passes. This is a serious problem and you should replace your double glazing as quickly as you can.

A double-glazed window that has a misty appearance indicates that the sealed unit has let out or gas escapes between the panes. This is a serious issue and you must replace it as soon as possible to stop water from getting into your property. It also prevents the heat from leaving and reduce the efficiency of your insulation. If your windows are still covered by warranty, you can request the company to replace them.

Chips and cracks in your double glazing aren't necessarily a sign that they need replacing, but they can have a negative effect on their overall performance. They also decrease the amount of light that flows through, leading to drafts. In addition when there are large cracks or chips on your windows, it is likely that they won't be able to withstand the weight of a replacement handles for upvc windows unit, which would require a new window frame.

4. Higher Utility Bills

Energy costs are a major household expense and it's important to keep them as low as you can. High energy bills are not only costly, but they also put unnecessary strain on the environment. We all want to reduce this. Windows that leak are a major cause of high energy bills. They do not just let heat escape from your home and create draughts which require you to use additional energy to heat your house. Replacing double glazing with energy efficient windows will aid in reducing energy costs and save you money year after year.

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

Another sign that your double glazing is in need of replacement is if they are misting up. This is a clear indication that the seal has failed and water is accumulating between the panes of glass. A replacement of your double-glazed windows will stop moisture from entering your home, prevent heat from leaving and help keep your home warm.

You can save energy, improve the look of your home and save heat by replacing your double-glazed windows by energy-efficient windows. This can also increase the value of your property which makes it more appealing to prospective buyers if you decide to sell in the future. With Category B rated double glazing you can anticipate saving up to PS115 per year in heating costs, which will quickly cover 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.

If the glass in your double glazing is becoming cloudy, you must get this repaired as soon as possible as it is a safety concern. It could also cost you more in energy bills due to the loss in insulation.

The misty windows are caused by moisture in the air between the two panes of your IGU (insulated glass unit). The gas inside the glass - usually argon or krypton - assists with insulation, uPVC and when the seal fails, this gas leaks out, causing the window to fog up.

Failure of the seal in the early stages is a clear indication of a defective product so be sure to check your warranty for coverage. Certain manufacturers offer a prorated warranty that is based on the time of the window replacement panes. This may be something you should consider.

Other indications that you may need to replace your uPVC windows are: