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Is it really good to seal windows with “big glass”? Experts say: It is not recommended to do this, there are too many hidden dangers

Is it really good to seal windows with “big glass”? Experts say: It is not recommended to do this, there are too many hidden dangers

2023-08-26 11:08:11

Many friends will consider sealing balcony windows when decorating. However, for some friends, when sealing windows, they often only look at the appearance, while ignoring its practical value. There are conventional aluminum window seals for broken bridges, and large glass seal windows with large floor-to-ceiling windows. From the appearance, there is a big gap. But which one to choose?

Nowadays, many people have put forward such opinions: don’t use large glass to seal the window. Industry insiders also said: not recommended! What exactly is going on? Those who have been here have told the truth, because there are too many hidden dangers.

What is the use of “big glass” to seal the window?

Window sealing is to seal the windows of the balcony, and some open balconies are closed. Some friends think that the original windows are not beautiful, or the performance is not good, so they have to replace and seal the windows again. To seal the window, the use of large glass refers to the material used to seal the window. Replace the conventional broken bridge aluminum windows with one or 2~3 fixed glass. Therefore, large glass is used to seal the window, which has the following characteristics and is very remarkable:

①, the glass area is large. It does not refer to a large area of ​​overall glass, but to a large area of ​​individual glass. Moreover, there is no partition in the middle of this glass, and it is made into a large floor-to-ceiling window.

②, the requirements for glass are very high. As for the large glass used to close the windows, safety glass is generally used while considering thermal insulation, sound insulation and safety.

③, the installation is difficult. The perimeter of the large window is fixed with profiles, but not in the middle, so the final fixation depends on the fixation between the surrounding profiles and the wall. The installation requirements are very high.

④, good looks. This is one of the reasons why many people like to use large glass to seal windows. Facing the sea, spring is warm and flowers are blooming. At this time, many people will think about the effect of a huge floor-to-ceiling window.

Therefore, there is a world of difference between large glass sealed windows and traditional broken bridge aluminum sealed windows. Although it seems that the appearance is indeed high, there are many problems.

Why do many people not recommend using “big glass” to seal windows?

Most people do not recommend using large glass to seal balcony windows. Especially some insiders scoffed at this. Why is no one recommending closing the windows with large panes of glass? In fact, this is all due to the problems caused by the large area of ​​glass windows.

Regarding the problems that may arise when using large glass to seal windows on the balcony, the editor summarizes them into the following six aspects.

(1) Poor wind resistance

Since the balcony windows are sealed with large glass, the area of ​​the glass itself becomes larger, thereby improving the permeability of the glass. So correspondingly, when we close the balcony windows, the glass profiles used will be relatively small. To put it simply, there is no profile added between the glass, but only the outer frame is used to fix the glass. The wind resistance of glass windows is not very good, and the strength is not very high, which has caused many problems.

Large glass windows have poor wind resistance and will cause the following problems:

①. After installation, it will start to shake soon. This is due to the loosening of the joints under the action of wind.

②. If there is a typhoon, this large glass window will become very dangerous. It can be said that a gust of wind can blow it down, which poses a great hidden danger to our personal safety.

③, There is air leakage and water leakage. In fact, the reason why there is air leakage is because the pressure in the air is too high, so this happens. Eventually, there will be leakage at some nodes.

Recommended practice:

①. If you choose a glass window with a large window, you must choose a thicker aluminum profile. For example, aluminum profiles higher than 2.0 can be selected.

② Everyone must pay attention to the installation of large glass. Metal expansion bolts should be used for windows and walls instead of screws.

(2) Poor air circulation

In fact, windows also need ventilation. Therefore, ordinary windows are fixed and have only one opening. In fact, when we buy a house, we all calculate it based on the ventilation in the room. However, many of us tend to ignore this truth when we close our windows, in the blind pursuit of bigger windows. So, there is the following scene:

①. The large glass window does not have a fan, which will make our living room very depressing. Especially in the hot summer, there is no air circulation, which is very uncomfortable.

②On the large glass, only one or two small opening fans are opened, and the ventilation area is not large. Even with the windows open, there wasn’t much draft in the room, which was very uncomfortable.

③ It is difficult to modify later. Later, if we want to change it, it will be very difficult, because we have to remove all the glass and do it again.

Recommended practice:

①. For sealing balcony windows, I suggest that you make a reasonable choice according to the area of ​​balcony windows. For example, choose a fixed position of several square meters, and add a few square meters of open fans.

②. If floor-to-ceiling windows must be installed at home, it is recommended to install external circulation fresh air at home. This eliminates the need to open windows and uses fresh air instead.

(3) Poor heat insulation effect

Because we use windows to close the balcony at home, mainly for good insulation and heat preservation. However, if the windows are sealed with large glass, it is often difficult to ensure the effect of heat insulation and heat preservation. Because the thermal insulation effect of glass and wall is still very different. For example, in winter, if you stand in front of the window, you will feel cold. If you stand against a wall, you hardly feel anything. In other words, the larger the glass used to seal the window, the worse the heat insulation effect may be, and the more uncomfortable the room will be. However, this kind of heat insulation is poor, and the following problems often occur:

①, resulting in cold and stuffy balcony. For example, in winter, if you stand on the terrace, you will feel the chill around you and feel very cold. Staying on the balcony in summer feels very stuffy.

②, so that the household electricity consumption is more. For example, in summer we use air conditioners to cool down. If you have a big window, you will find that the air conditioner is always on and set to a very low temperature.

③, there may be condensation. In winter, if there is high humidity in the room and the temperature outside is low, then you will see dew on the windows, and a lot of it.

Practical advice:

①. For window sealing, when choosing large glass, it is recommended that you choose the one with good performance as much as possible. Such as a thickness of 10-12 mm. In the south, choose at least two windows; if it is in the north, you have to choose at least three windows.

②. If it is a large glass window, it is recommended to use low-e glass. This can make the light entering the room softer, and it can also prevent the damage caused by ultraviolet rays to the room.

(4) There is a high possibility of water leakage

In fact, many people will notice that when we close the balcony windows, water leakage will still occur. Water leaks from closed balcony windows usually occur in two ways. The first is between the frame and the wall, usually to the lower left and right of the windows. The second place is on the windowsill. In fact, in simple terms, there is a leak between the window frame and the profile, or between the profile and the glass. Also, when you seal the windows with large glass, there is a greater chance of water leaks.

Why does sealing the windows with large glass increase the probability of water leakage? The reasons are as follows:

①, the reason for the installation. Many people like to open a small opening in the window when sealing the window, which can accommodate larger glass. However, those dug places have not been effectively treated.

②, Styrofoam is not full. Styrofoam should be used for the glass of large windows. However, many times you will find that your installation is just a decoration, and the styrofoam is uneven and not full.

③ Leakage caused by glue opening. This is also the main reason why large glass windows leak. The glue was not good enough, and it was swayed by the wind, so there was a water leak.

Recommended practice:

①. Window sealing must be done by a professional manufacturer. Don’t be greedy for petty gains, find a small door to do it from the outside, and you will find that water leaks will basically appear.

②. When closing the windows, the steps must be followed. The opening of the hole was strictly controlled, and after the opening, it was repaired with waterproof plaster, and finally the main frame was fixed. Then came the styrofoam, and then the sealant.

(5) There are many potential safety hazards

I believe that friends who are closed with large glass windows are basically friends who live on high floors. Because the windows on the upper floors are large, you can see better scenery. However, the safety requirements of high-rise buildings are very high, and if one is not handled properly, life will be in danger. When using the whole large glass floor-to-ceiling windows, you will find that the following problems arise:

① Without the protection of the safety fence, it will give people a sense of insecurity. For ordinary windows, there will be an anti-theft net of about 90 cm under the window sill. However, in our own houses, there are very few such things.

②. If there is a child who likes to run around in the family, it is really dangerous. Because when the child is running, if someone pushes it against the glass, you will be very worried.

③ We are also worried about the firmness of the glass installation. A large window of seven or eight square meters will be very dangerous if it is used in an ordinary way.

Recommended practice:

①. Install floor-to-ceiling windows at home. For safety reasons, I suggest installing railings as much as possible. Don’t just focus on appearance and ignore safety.

②. When using a large area of ​​glass to seal the window, it must be ensured that it is installed securely. In this process, the most important point is the connection between the frame and the hole, as well as the connection between the glass and the profile.

(6) The cost is too high

When our home is being renovated, many friends will think of replacing the original windows. There are open balconies in the home, and many friends will consider closing the balconies, which will create a situation of cost comparison.

The price of ordinary broken bridge aluminum windows is seven or eight hundred yuan per square meter. However, if we use large glass windows, you will find that its price is basically around 1,000 yuan.

Recommended practice:

① No matter which window sealing method we choose, the profile and glass plate should be agreed in advance. Thereby, the function and effect of the sealing window are ensured.

② If you want to seal the window to ensure performance and save some money, I suggest you use aluminum alloy windows with broken bridges. Although an extra profile is added, it doesn’t look very good-looking, but the performance has improved a lot.

To seal balcony windows, you can choose floor-to-ceiling windows or conventional aluminum alloy windows with broken bridges. However, the two are very different in appearance. This gap in appearance will make large windows more and more popular. However, whether it is useful or not, everyone knows it well. Now, there are more and more people who don’t use large glass to seal glass windows.