Replacing Double Glazed Windows

No matter if you're looking for uPVC Sash windows or aluminum casements, there's a vast variety of options to fit the style of your property and your energy efficiency needs. Modern double glazing has many advantages such as noise reduction, UV protection and property security thanks to multipoint locking mechanisms.

What can 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 is a normal phenomenon and indicates that your double glazing replacement windows glazing unit is performing just as it is supposed to. The condensation outside your windows in mornings is due to the temperature of the glass that is cold falling below the dewpoint of the surrounding air. This causes water vapour from the air to be drawn into the cold window, where it condenses. This is aggravated by the presence of plants within your home that produce excessive moisture and by high humidity.

When condensation appears inside your double glazing it is a far more serious issue. It is an indication that the seal between the two glass panes has broken, allowing warm air from your house to enter while insulating gas is evaporating. This can cause serious damage to your double glazing and if left untreated will have a significant impact on the cost of energy.

Installing replacement double glazing as soon as this type of condensation is discovered will reduce the chance that it will worsen 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 will lower your utility costs.

2. Wear and tear signs

Double glazing offers many advantages including cutting down on energy bills and also reducing noise. However, just like any other product double glazed windows are not a lifetime product and it is important to be aware of indicators that they're reaching the point of no return.

Condensation visible is one of the most obvious indicators. This is caused by the difference in temperature between the two panes of glass and if you observe this it's a good indicator that the seal on the window is damaged and it's time to have the windows replaced.

If the window seal fails then cold air can be allowed to enter your home, which not only wastes energy but also can cause damp and mould both of which are costly to fix. Furthermore, both damp and mould can be harmful to your health as they can create allergens and irritants that could impact on your family's wellbeing.

Draughts are a sign of sealants beginning to wear. This allows outside noise into your home, which can be distracting. This could also impact any work you plan to do from home or simply how relaxing your home can be.

If the windows aren't opening and closing smoothly it's an indication that they require to be replaced. It could be a safety issue if the windows do not open in an emergency situation like a house fire. This is something you should not ignore. A professional window fitter will be able examine the condition of your current windows and give suggestions on the best way to proceed.

3. Draughts

If you've noticed drafts entering your windows, it's typically a sign that the seals within your double glazing have blown. Sealant is used to secure the glass panes in place and provide insulation. However, it could be damaged by weather changes or simply aging. This causes cold air to enter your home and warm air to escape, causing the draughts to increase and decrease energy efficiency.

Another reason why draughts may be happening is because the window's frame has become misshapen and is not sealing properly. Moisture can also get trapped in the window frame, creating the draughts to increase over time. This is a serious issue and you should replace your double glazing as quickly as possible.

A double-glazed window that has a mist is a clear sign the sealed unit has developed an air leak or the gas between the panes is escaping. This is a serious issue and you must replace it immediately in order to prevent water from entering your property. It also stops heat from escaping and will reduce the efficiency of your insulation. If your windows are still under warranty, contact the company and they should be able to repair them for you.

Cracks and chips in double glazing are not always a sign of needing to be replaced however they can have an impact on the overall performance. They may also limit the amount of light that goes through, leading to drafts. If your windows have large cracks or chips, they may not be able to support the weight of replacement units and will require new frames for windows.

4. Higher Utility Bills

Energy costs are a significant expense for households and that's why it's important to keep them as low as you can. The high cost of energy is not just expensive however they also place unnecessary stress on the environment. We all want to decrease the impact of this. Leaky windows are the main reason for high energy costs. They don't just let heat escape from your home, but they also create draughts which require you to use more energy to heat your home. Energy efficient windows can help you save money as well as reduce the cost of energy.

If you notice condensation between the double-glazed panes, it is an indication that your windows must be replaced. It is a sign that the seal is broken and air is leaking in and out of your house and that the insulation isn't functioning as it should.

Another sign that your double glazing is in need of replacing is if they are misting up. This is a sign the seal is damaged and that water is trapped between the glass panes. The replacement of your double glazing will stop moisture from getting into your home, stop heat leaving and help keep your home warm.

You can cut down on energy consumption, improve the look of your home and preserve heat by replacing your double-glazed windows glasses replacement with energy efficient windows. This will also increase the value of your home which will make it more appealing to potential buyers in the event that you decide to sell. You will save PS115 in heating expenses each year by using double glazing that is classified as B. This will quickly pay for 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.

If the glass in your double glazing has turned misty, it's important to get this repaired as soon as possible as it is a safety concern. In addition, it may be costing you more in energy bills than you need to because of the loss of insulation.

The cause of misty windows is moisture in the air between the two panes of your IGU (insulated glass replacement on windows unit). The gas contained within the glass - typically argon or krypton - helps with insulation, and when the seal fails, this gas escapes, causing the window to fog up.

Failure of the seal in the early stages is a clear indication of a defective product, therefore, make sure you check your warranty for coverage. In some instances manufacturers offer a prorated warranty, which is based on the age of your windows, so this could be an option to consider.

Other signs that your uPVC window should be replaced include: