Blown Double Glazing
Blown Double Glazing
Blog Article
The term ‘blown double glazing’ refers to a fault within the window seals which allows moisture to infiltrate the space between the glass panes of the double glazing unit. This can lead to condensation, fogging, and a decrease in energy efficiency. Addressing blown double glazing promptly is essential for preserving your home’s energy efficiency, comfort, and value.
How does a blown double glazing unit become damaged?
A blown double glazing window becomes a problem when the insulating gas, typically argon, escapes and regular air is allowed in. This is usually the result of a leak in the seal, however, it could also be caused by poor installation or age.
In some cases, you may not be able to repair your double glazing and will have to replace the unit altogether. This is generally advised when there are severe misting issues or structural damage, but it can also be a good opportunity to upgrade your old uPVC double glazing to A-rated energy efficient double glazing to improve your home’s thermal performance and lower your energy bills.
Blown windows are a common issue with older property and are one of the most significant factors contributing to higher electricity bills, as heat loss through double glazing is increased. As soon as you notice signs of a blown double glazing window, it is vital that you act fast to avoid further damage and costs.
A double glazing repair is generally far less expensive than replacing the entire window and can be completed in a fraction of the time. In addition, it’s often possible to keep the existing window frames and simply replace the double glazing unit to maintain a similar aesthetic. This can be particularly beneficial if you’re planning to sell your property in the future as it will help retain its value and appeal.
Condensation between the double Blown double glazing panes is an immediate indication that your window seals have failed and are in need of replacement. Failing window seals can cause a variety of problems, including draughts, water leaks, and mould growth in your property. Moisture that is allowed to infiltrate your property through a failing double glazing seal can cause wall and ceiling damage and even degrade furniture and fabrics.
Failing window seals can also increase humidity levels in your home, leading to damp walls, condensation, and mould. This can be particularly problematic in winter, when you’re heating your property more frequently. This can also lead to rotting and delaminating of wooden window frames, and is not something you want to experience in your home.
As a double-glazed installer, we recommend that you get in touch with us if you’re experiencing any of the signs above. We can conduct a professional assessment and advise you on the best approach for fixing your blown windows, whether that’s DIY seal replacement or a full unit replacement. We can also provide advice on the benefits of upgrading your double glazing to A-rated units, helping you to improve your home’s insulation and energy performance.
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