Don't Buy Into These "Trends" About Misted Double Glazing

· 6 min read
Don't Buy Into These "Trends" About Misted Double Glazing

Misted Double Glazing

Misted double glazing is an indicator of compromised seals that allow moisture to infiltrate the space between panes. This damage can reduce the insulation properties of your windows and lead to various issues.

Condensation occurs when warm air comes in contact with cold surfaces and cools down to its dew point. If this process isn't properly controlled your windows could become blurred.

Reduce Indoor Humidity

If your double-glazed windows are prone to misting because of water or humidity in air.  misted glass replacement  will condense when it gets into contact with cold surfaces, such as the glass in your window.

If you want to prevent misting, ensure that the area is well ventilated. Use extractor fans to decrease the humidity in rooms that are humid. Maintaining the humidity in these spaces low will prevent condensation from forming on your windows.

Another method to keep your double glazed windows mist-free is to ensure there is always a large gap between the panes. If the gaps are too close, then moisture will be able to get in and the seal will break which can result in windows becoming misty.


In the summer, it is a good idea for you to keep the windows as wide as you can. This will help keep the air in your home cool and fresh and also keep warm air out of the gap.

You should also try to keep your curtains and blinds away from windows. If you hang your curtains on the glass, condensation can build up. This will also cause misting in humid air.

Insulating properties are another major element that determines the window's resistance to condensation. Double glazed windows are made of two separate glass panes that are bonded together and have a spacer bar between them. The spacer bar contains dessicant, which is designed to hold and absorb water vapour in the air. As the window cools the silica releases the water vapour, which prevents it from reaching its dew point, cause misting.

Your windows' insulation could be affected by a variety of factors, such as their age and the quality of their installation. Chemical cleaning products can also damage the seals, allowing moisture in and warm air out which can result in your double glazing becoming misty. To minimise the risk of this happening, you should only use FENSA registered window fitters and adhere to their guidelines.

Clean Your Windows Everyday

Double-glazed windows are simple to clean regularly to avoid the build-up of dirt. Clean windows let more light into your home. This will reduce the need to raise the temperature, and also helps keep condensation from occurring.

Clean your windows by spraying the glass with water and a small amount of cleaning solution. Utilize a microfiber cloth to rub off the cleaner and then dry the window using a dry microfiber towel. Use a microfiber cloth that is free of lint, since paper towels leave behind fibres and lint on your windows. This can cause them to appear dirty. If you are unable to reach your windows with ladders or extension rod, a long rod and a squeegee will let you to clean your windows while standing on the ground.

It is normal for the outside of windows to get sprayed with water after the air has warmed up and reached its dewpoint. This can occur on any surface able to cool down, including windows made of glass or double-glazed. It does not affect the performance of the window, and it is easily wiped away.

However, if the condensation is in your windows, it can be more troublesome and require attention from an expert. It is usually due to an ineffective seal on the window which allows cold air to escape and moisture to enter. The seal could be damaged by the way in which the windows were initially fitted or by a chemical cleaning product used on them or even age.

When the seals of your double glazing break down and the efficiency of the window is diminished and could lead to draughts, condensation and mildew. The good news is the seals are still repairable, and you can have the highest-performing double glazed home window. Double glazier repair companies like Mr Misty Ipswich can replace separate gaskets or seals which aren't completely intact to reintroduce an effective weather seal for your window. This will reduce draughts and water ingress, as well as condensation, and prevent more serious problems like mildew, rot, and damp.

Repair or replace the glass units

If water seeps into the air space between your double-glazed windows, it can cause fog and condensation which can be ugly and decreases the efficiency of your home. It is often the result of a broken seal, and there are a few things you can try to stop the formation of mist like reducing humidity levels, increasing ventilation or using a dehumidifier. If you notice misting between your windows, it is typically an indication of something more serious that cannot be fixed with temporary solutions.

A double-glazed window consists of two glass panes, separated by an air gap. They are secured with a top quality thermal barrier, such as argon gas for improved insulation. This makes the window extremely difficult to break. The air space between the glass is then filled with a primary and secondary seal which improves thermal performance and prevents moisture from getting into the window. However, with time, these seals may fail due to various factors such as the age of the windows, the way they were constructed and the use of chemicals used to clean the windows.

The water inside the air gap transforms into water vapour when it's colder outside, and this gets deposited on the outside of the window, creating a foggy layer of condensation. This can reduce the effectiveness of your windows as an insulation by permitting cold air to enter and warm air to escape, and increasing your heating bills.

You've probably seen advertisements for companies who claim to fix misted glass double glazing by drilling small holes in the units, and then injecting anti-fogging chemicals into the units. This will eliminate excess moisture, but it's not a permanent fix. It is not recommended to be done by yourself.

If the seals between your window panes are damaged and the glass has started to get cloudy, it's likely that they will need replacement completely. The replacement of the window unit is more expensive than just cleaning the frame of your current windows but it will resolve the problem and allow you to select higher rated double glazing to make your home even more energy efficient.

Contact a Window Specialist

Double glazing can provide many benefits. It can reduce the cost of energy, increase security and enhance the appearance of your home. However, it is essential to keep your windows in good working order in order to maximise their effectiveness and guarantee the best view.

If your double-glazed windows are prone to misting, it's likely that the seal between two panes has failed. There are many reasons that can cause this issue, such as the age of the windows, the way they were originally installed and the use of chemical cleaning products.

It's condensation inside double glazed windows or on the outside, it's important to act on the problem as soon as it becomes apparent. Failure to act on the issue could result in further damage to the window and decrease the effectiveness of your home's insulation.

It is possible to repair misted windows at home. However, it is recommended to speak with an expert in window repair. They can provide a swift, cost-effective and simple replacement service to bring your double glazing back to its best level of performance.

The Benefits of a Mist-Free Window

Double glazing is a reliable and effective method to cut down on heating expenses and also prevent heat loss. It is essential to keep your double glazed windows in good shape and this can be done by cleaning them regularly, avoiding exposing them to extreme temperatures, and making sure they are equipped with the right amount of insulation.

If your double-glazed windows mist or smudge, it's likely that the seal is broken and they aren't insulating your home as as they ought to. This can be very frustrating, but is also a sign that you are wasting money in energy costs because your windows aren't functioning in the way they should. You can save money on energy bills by restoring your windows to maximum efficiency. Think about replacing your double-glazed windows using high-performance energy-saving glass to boost your energy efficiency.