Many homeowners notice the problem when the temperature drops outside. Suddenly, small drops of water form on the inside of the windows and in some cases, the water runs down onto the windowsill. It's easy to think that the problem is due to bad windows, but in most cases, the glass is not the culprit.
Condensation on the inside of windows is often a sign that the house contains more moisture than the cold glass surfaces can handle. The window acts as an indicator of how the building is doing. When the humidity gets too high, it is often first visible on the glass, but the same moisture is also present in the rest of the house.
Location: After the preamble.
Image idea: Window with clear condensation on the inside.
Condensation is rarely the real problem
The water droplets on the glass are really just a symptom. The real problem is often that the building contains too much moisture.
Every day, moisture is added to the house through showering, cooking, laundry, people, pets and plants. If the moisture is not vented away or if the building has many cold surfaces, it will seek out the coldest parts of the house. Often, it is the window glass that becomes the place where the moisture is most clearly visible.
Many people therefore focus on wiping the condensation off the glass when they should really be thinking about why it occurs in the first place.
The window reveals how the house is doing
Condensation on the inside of the window may be a sign that the building is having difficulty maintaining an even and dry temperature.
This is especially true in houses where the walls, floors and ceilings are cold. When the building's surfaces are at a low temperature, the risk of moisture remaining in the materials increases. The result is often a harsher indoor climate that feels colder than the thermometer shows.
Two houses can maintain exactly the same temperature but feel completely different depending on how dry the walls, floors and ceiling are. That's why some houses feel comfortable at 20 degrees while others feel cold even though the temperature is the same.
Condensation today – musty smell tomorrow
Many people see condensation as a temporary problem, but in reality it can be an early warning sign.
If moisture is allowed to remain for a long time, the risk of the house starting to feel damp and stuffy increases. This is often where the well-known musty smell begins to appear. The longer moisture is allowed to remain in walls, floors and other building components, the more difficult the problems become to deal with.
Therefore, it is wise to see condensation as information rather than an annoyance. The window tells you that the house contains more moisture than is optimal.
That's why airing doesn't always help
Many people open the window when they see condensation on the glass. This can help for the time being because some of the moist air disappears.
The problem is that the moisture often remains in the building itself. If the walls, floors and ceilings are still cold, the moisture will return as soon as the house is closed again.
To create a better indoor climate in the long term, not only does the air need to become drier. The building's surfaces also need to be given the opportunity to dry out.
Condensation on the windows is often a sign that the house is too humid.
Many homeowners focus on the condensation itself. They wipe the glass, air it out, or consider replacing the windows. But in most cases, condensation is not the problem. It is a symptom.
When condensation occurs regularly, the house is telling you that it contains more moisture than the cold surfaces can handle. Therefore, it is important to not only treat the water droplets on the glass, but also consider why the moisture is occurring in the first place.
The drier the walls, floors and ceilings are, the less risk there is of condensation, musty smells and other moisture-related problems.
A dry house is often a healthier house
Moisture doesn't just affect the building. It also affects how the house feels to live in.
Many people describe damp houses as damp, cold or stuffy, even though the temperature is actually sufficient.This is often because cold and damp walls affect comfort significantly more than many people think.
When the building becomes drier, the house is often perceived as both warmer and more comfortable. At the same time, the risk of musty odors and other problems often associated with high humidity is reduced.
That's why many Infracenters choose infra panels
Many people first try to solve condensation problems by raising the temperature, ventilating more or using dehumidifiers. In some cases this helps, but often the underlying problem remains because the building's surfaces are still cold.
Infracenter's infrared panels work differently than traditional elements. Instead of primarily heating the air, they heat walls, floors, ceilings and other surfaces directly. As the building's materials get warmer, it becomes harder for moisture to remain.
This is one of the reasons why more and more people are choosing Infracenter's infrared panels instead of traditional elements. While many heating systems mainly focus on heating the air, infrared heating helps to heat the building's surfaces. This creates better conditions for drier walls, drier floors and a more comfortable indoor climate.
For many customers, the result is not only less condensation on the windows, but the entire house feels drier, healthier and more pleasant to live in.
Therefore, not all infrared panels work equally well.
All infrared panels look roughly the same in pictures, but the differences are greater than many people think.
Infracenter's infrared panels are equipped with an integrated reflector mat that helps direct the heat forward into the room instead of heating the wall or ceiling behind the panel. This provides more efficient heat distribution and better comfort.
Many infrared panels on the market are designed for dry living rooms and offices. Infracenter's panels, however, are also used in garages, basements, conservatories, stables, laundry rooms and other environments where moisture is a part of everyday life.
That's why our panels are IP54-rated, only 1.5 cm thin, approved for installation in suspended ceilings and developed for significantly tougher environments than many competing products can handle.
Common causes of condensation on windows
| Cause | Results |
|---|---|
| High humidity | Condensation on the glass |
| Cold walls | Raw feeling in the house |
| Cold basement | Higher humidity level |
| Unheated summer cottage | Condensation and musty odor |
| Damp garage | Condensation and rust |
| Poor heat dissipation | Cold surfaces and higher risk of moisture |
That's why Infracenter is Europe's leading specialist in infrared heating.
Since 2014, Infracenter has helped customers create drier, more comfortable and more energy-efficient environments using infrared heating.
Our products are used today in everything from villas and holiday homes to garages, basements, conservatories, stables, dog facilities and commercial properties. The difference is that we don't just sell infrared panels.
We help our customers understand how buildings work, how moisture affects comfort and how the right infrared heating can create a better indoor climate.
That is one of the reasons why Infracenter is today one of Europe's leading specialists in infrared heating and why thousands of customers choose our solutions every year.
Location: Before FAQ.
Image idea: Modern home with Infracenter's infrared panel mounted in the ceiling.
FAQ – Frequently asked questions about condensation on windows
Is condensation on the inside of the window normal?
A little condensation may occur during cold periods, but recurring or heavy condensation is often a sign of high humidity.
Does condensation mean that the house has too much moisture?
Often yes. Condensation occurs when warm, moist air meets cold glass surfaces.
Does ventilation help against condensation?
Ventilation is important but does not always solve the problem if walls, floors and ceilings still contain moisture.
Can infrared heating reduce condensation on windows?
By helping the building stay drier and warmer, infrared heating can contribute to a better indoor climate where the risk of condensation is reduced.
Where do condensation problems most often occur?
Common environments are villas, summer cottages, basements, garages, conservatories and other spaces where moisture and cold surfaces occur simultaneously.