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Temperature fluctuations can lead to foggy windows & condensation, depending on the climate or season of the year.

Individuals residing in the UK encounter fogged-up windows more frequently due to varying weather conditions.

However, modern aluminum windows are engineered to prevent the accumulation of fog. Nevertheless, there are steps you can take to minimize the likelihood of fogging.

This article explores ways to prevent condensation on aluminum frames.

HOW IS CONDENSATION FORMED?

Condensation on glass is caused by the combination of hot air and colder surfaces. The moisture in the air gathers on the cold surface, resulting in visible condensation. In the winter, the warm air inside a room can cause the window frames to become cold, leading to condensation on the outside of the window. Additionally, if a room is too hot and lacks proper ventilation, condensation can form on the interior surfaces. The level of condensation will increase as the surface area of the cold surface decreases. This is why windows become foggier when the surface area is colder.

Do Aluminium Window Frames Tend to Be Affected by Condensation?

Aluminium windows come with a U-value, which indicates their insulating capabilities. When the U-value is high, the insulating properties of the window frames are compromised, leading to condensation. The absence of a thermal break or insufficient insulation between the exterior and interior of the aluminium window frame can result in a drop in temperature and lead to condensation problems. Older windows are more susceptible to this as they lack proper insulation.

On the other hand, modern aluminium windows are less likely to be affected by condensation since they are well-insulated to retain heat.

What Occurs When Condensation Forms Between Glass Panes?

Glass, being one of the coldest materials in a home, tends to attract warm air. This, coupled with the humidity levels, results in condensation. The temperature at which the moisture in the air begins to condense on the glass surface is called the dew point.

When fitting large panes of glass into aluminium windows, it is essential to measure accurately to ensure a proper fit. Poorly fitted windows leave gaps that lead to cold surfaces where condensation forms.

If you observe moisture trapped inside your windows, it may indicate that the surface temperature is lower than usual, and it may be time to replace the window panes.

Problems with excess moisture

When moisture accumulates on windows, it is referred to as window sweating, which can be caused by air leaks. If not addressed, this can result in the growth of mold not only on the window frame but also on the walls surrounding the window, which can cause chronic respiratory illnesses such as asthma and allergies. Window sweating can also damage the seals of the windows, resulting in heat loss and more condensation.

To prevent condensation on aluminium window frames, it is advisable to install energy-efficient windows. Additionally, regular inspection of the windows for any leaks or cracks is crucial to prevent window sweating.

Ways to Avoid Condensation on Aluminium Windows

DEHUMIDIFIER

Using a dehumidifier is an effective way to prevent condensation on aluminium windows. By reducing the amount of moisture in the air, it becomes more challenging for condensation to form, even on colder surfaces. In addition to preventing condensation, dehumidifiers also aid in getting rid of mould, which is an undesirable growth on windows.

Moreover, dehumidifiers have the added advantage of warming up the room they are placed in, potentially saving on heating bills.

WINDOW VACUUM

Using a window vacuum is a more convenient alternative to wiping off moisture from windows with a towel. Typically used to clean windows with soap and water, a window vacuum can also effectively eliminate condensation.

The window vacuum collects the water vapour, making it easier to manage the moisture accumulation. While this approach is efficient in clearing condensation from windows, it is not a long-term solution if the underlying problem is due to the need for new windows.

TUMBLE DRYER

Using a tumble dryer instead of a clothes horse is an effective method for preventing condensation on aluminium window frames.

Tumble dryers work by blowing hot air into the drum, while the dryer rotates the clothes, removing moisture in the form of wet steam. The resulting condensation is collected in a tank or tray inside the dryer, which can be emptied after the clothes are dry.

TRACK THE HUMIDITY LEVELS IN YOUR HOME

Employing a hygrometer enables you to monitor the relative humidity in your home. As a result, if you observe a rise in humidity levels, you can open a window to allow fresh air to circulate and decrease humidity.

Additionally, minimal droplets forming on your window can indicate that it may be necessary to open a window, particularly if it is not raining outside.

CAPTURE THE MOISTURE AT THE SOURCE

To avoid condensation on windows caused by moisture buildup in specific areas like bathrooms and kitchens, it’s important to contain the moisture source. For instance, shutting the bathroom door during a shower or bath and opening a window afterward to ventilate the room helps reduce humidity.

Installing bathroom vents and using extractor fans in the kitchen can also prevent condensation. It’s recommended to run the fan for 10-15 minutes to ensure all moisture is removed from the air.

INSTALL WINDOW VENTS

To provide fresh air and help prevent foggy windows, you can install vents underneath or on top of your windows. These vents allow moist air to escape, cooling the area in the process. You can take an active role in installing the vents to ensure they are placed in the most effective location.

INSTALL NEW DOORS

Consider upgrading your aluminium windows to eliminate condensation. Check out our website to explore our range of modern and energy-efficient options. Or try our free online door designer.