What is a good way to defog car glass

Updated on Car 2024-03-08
28 answers
  1. Anonymous users2024-02-06

    The fogging of the car window is actually a large temperature difference between the inside and outside of the car, and the low temperature outside the car causes the glass to be cold. When the warm, moist air in the car meets the cold window glass, it releases heat and liquefies, forming fog. So, to really defog the car, you need to reduce the temperature and humidity in the car or increase the temperature of the front windshield.

    The simplest and most crude method is to spray the anti-fogging agent on the window glass and then wipe it clean to remove dirt and form a protective film on the glass, which can effectively prevent water vapor from condensing on the glass to form fog. Of course, if you don't think it's troublesome to spend money to buy a defogger, you can use a dry rag dipped in a small amount of dish soap, and after the rag is slightly wet, wipe the inside of the glass again, which can also achieve the effect of preventing fogging - the rag should not be too wet, otherwise it will leave traces and blur the vision. This method is valid for up to half a year and is very practical.

    Some cars have a one-key defogging function, press the one-key defogging button, and the air conditioning AC light will be lit at the same time, and the air conditioning compressor will run to extract the humid air in the car. There are many riders who may ask what to do if the cold wind blows out of the one-button defogging, and I can't stand it in the winter? Then we can also use hot air to "defog".

    If the air conditioner is running all the time, the load of the engine will rise, and if the air conditioner is turned on for a long time to defog, the fuel consumption will make many drivers feel pain. Here, I will introduce you to another method of defogging with hot air. Open the external circulation and increase the air volume to keep the air inside and outside the car circulating, bringing the heat generated by the engine into the car without generating excess fuel consumption.

    This not only ensures the temperature in the car, but also avoids fogging. Open the windows to let the cold air into the car, and reduce the temperature difference between the inside and outside of the car can effectively dispel the fog. Or the rear end of the sunroof can be cocked to use negative pressure to extract hot and humid air from the car.

    However, people who are extremely sensitive to temperature may not like this approach.

  2. Anonymous users2024-02-05

    Hello, you can buy defogging spray online to use, you can also use an appropriate amount of soapy water to wipe the inside of the windshield with a towel, and you can also turn on the air conditioner to refrigerate to quickly remove the fog on the windshield.

  3. Anonymous users2024-02-04

    Just open the air conditioner and blow the front windshield, the general defogging effect is relatively good, and the speed of defogging is relatively fast.

  4. Anonymous users2024-02-03

    Hello, the best way to do this is to open the window or open the car to blow the front windshield with cold air.

  5. Anonymous users2024-02-02

    Hello, car glass defogging is to open the front shield defogging is better, hot days on the cold air, defogging is very fast. In winter, turn on the warm air to remove the fog, but it will take a little longer.

  6. Anonymous users2024-02-01

    Hello, there is fog in the windshield of the car, and it can return to normal by removing the fog gear and blowing, or buying a windshield defogging agent can also play a role in alleviating it, I hope it will help you.

  7. Anonymous users2024-01-31

    All you need to do is turn the temperature down and turn on the defogging mode. You can blow all the fog off the glass. So there won't be any problems in this aspect.

    As long as the cooling effect of the air conditioner is good, there is no problem. Another way is to go and buy that coating product online.

  8. Anonymous users2024-01-30

    It's good to turn on the defogging mode of the car, or open a small gap in the window of the car, the fogging is mainly because the temperature difference is too large.

  9. Anonymous users2024-01-29

    Hello car owner, glass fogging is mainly caused by the large temperature difference between the inside and outside of the glass, if it is fogging inside the glass, then the temperature in the car is high, turn on the cold air to blow the front wind, fogging outside the car needs to open the warm air to blow the glass or the car window to balance the internal and external temperature.

  10. Anonymous users2024-01-28

    If there is fog on the glass of this car, you can turn on the defogging mode of the car to effectively remove the fog.

  11. Anonymous users2024-01-27

    Car glass defogging can adjust the wind direction, blow hot air for a while, or spray it with defogging agent.

  12. Anonymous users2024-01-26

    Hello, this is usually done with your own spray to help a little bit, and then you can try, there should be no problem.

  13. Anonymous users2024-01-25

    In this case, you can turn on the warm air of the vehicle and blow it on the glass for a while.

  14. Anonymous users2024-01-24

    Hello, this can only be to turn on the warm air to remove the fog or spray the defogging, there is no good way.

  15. Anonymous users2024-01-23

    If you want to defog the car glass, you can leave a small gap in the window glass, or directly turn on the air conditioner to blow the front gear.

  16. Anonymous users2024-01-22

    Hello, you can use the defogger to spray the place you want to defog, or you can turn on the hot air and blow it on the glass.

  17. Anonymous users2024-01-21

    Hello, car glass defogging can only be solved by turning on the cold air to blow the glass.

  18. Anonymous users2024-01-20

    Hello, the fastest way to defog is to turn on the air conditioner and blow it with a cool breeze, so that it blows faster.

  19. Anonymous users2024-01-19

    1. Open the window for 2 minutes and it's gone.

    2. Either hit the air conditioner and soon it is gone.

    3. Spray some defogging agent, and the towel will be clean as soon as you wipe it.

    Which one is right for you?

  20. Anonymous users2024-01-18

    Hello, the fastest way to defog car glass is to turn the air outlet to the glass blowing mode, and then turn on the AC switch, and soon there will be no fog.

  21. Anonymous users2024-01-17

    Hello, this can be done with a special defogging spray, and then it is intermittently turned on the cold air or open the window.

  22. Anonymous users2024-01-16

    Hello, this suggestion is to open the external circulation, blow hot air, turn on the fan, and blow the front gear!

  23. Anonymous users2024-01-15

    If it's summer, just turn on the defrost function, aim the air conditioner at the windshield, and if it's winter, you can turn on the heater and press the AC switch at the same time to effectively defog!

  24. Anonymous users2024-01-14

    The method of car defogging is as follows:1Open windows and carry judgment convection. 2.Air defogging. 3.Anti-fog spray for glass. 4.Wipe the windows with a towel. The main cause of fogging in cars is the high humidity and temperature difference between the inside and outside of the car.

    1.Open windows for convection. If the fog is not too heavy, you can open a gap in the windows on both sides to let the air inside the car convection, and the temperature inside the car will slowly approach the temperature outside the car, and the fog will dissipate.

    2.Air defogging. An air defogging function is usually used.

    Adjust the air volume appropriately and turn on the refrigeration switch at the same time. At this time, the cold air blows on the glass, and the fog dissipates quickly, and the effect is fast and direct. In addition, hot air can also be used to clear fog.

    Turn on the hot air, which does not add additional energy consumption and can be driven comfortably. In fact, the effect of hot air blowing on glass is better than cold air, but the process is much slower than that of air conditioning. When it is first opened, it will really make the fog inside the glass of the state hidden section bigger, because the temperature difference between the inside and outside is relatively large.

    After the hot air dries the moisture in the car, the glass will become transparent, and this process will take a few minutes because the inside of the car is dry and will not fog up again for a long time.

    3.Glass defogging agent. This defogger works very well when sprayed on a car windshield or rubbed on car glass with a towel. Generally, a defogger can be used for about half a month to stop fogging, which is a good helper for defogging in winter.

    4.Wipe the windows with a towel. The small water droplets formed can be directly wiped with a towel to remove the fog, which is also a method that many drivers like to use. However, it is best to stop and ensure that the fog can be safely wiped off, which will affect safe driving and cause safety hazards.

  25. Anonymous users2024-01-13

    Pacific Automobile Network] The defogging methods of automobile glass are: 1. Open windows for convection. 2. Air conditioning defogging. 3. Spray spray in glass anti-stool. 4. Wipe the windows with a towel. The main causes of fogging in car glass are excessive humidity and temperature difference between the inside and outside of the car.

    1. Open windows for convection. If the fog is not large, you can open a gap in the windows on both sides to allow the air in the car to be convection, and the temperature inside the car will slowly approach the temperature outside the car, and the fog will dissipate.

    2. Air conditioning defogging. It is common practice to use the air conditioner's defogging function. Turn up the air volume appropriately, and turn on the refrigeration switch at the same time, then the cold air will blow onto the glass, and the fog will soon disperse, and the effect is very direct and fast.

    In addition, hot air defogging is also possible. Turn on the hot air without adding extra energy consumption and driving comfortably. In fact, it is better to use hot air to blow glass than to use cold air, but the process is much slower than that of air conditioning.

    When it is first opened, it will indeed make the fog on the inside of the glass bigger, this is because the temperature difference between the inside and outside is greater, and after the hot air dries the moisture in the car, the glass will become translucent, and the process will be good in a few minutes, because the car is dry, and there will be no fogging for a long time.

    3. Glass defogging agent. This defogging agent is effective when sprayed on a car windshield or wiped on a car glass with a towel. Generally, a defogging agent can last for about half a month and no longer produce fog, which is a good helper for defogging in winter.

    4. Wipe the windows with a towel. The small water droplets formed are wiped off directly with a towel, which will remove the fog, which is also a method that many drivers like to use, but it is best to park the car to ensure that the fog is wiped off safely, if it is in the driving process, it will affect the safe driving and cause potential safety hazards.

    Photo by Ling Xiufang of Pacific Automobile Network).

  26. Anonymous users2024-01-12

    1.Use the in-car air conditioning system.

    The most common way to do this is to turn on the fan and refrigeration switch in the car, and the cold air will blow to the windshield and quickly "sweep away" the fog. The effect of this trick is very fast and direct, but the biggest drawback also comes with it, that is, the occupants of the car will feel colder. In fact, in addition to air conditioning and refrigeration defogging, the use of hot air can also play a role in defogging.

    The operation method is to park the car, start the air conditioner, turn the air conditioner temperature adjustment button to the direction of the hot air, then select the defogging stop, and dry the fog with hot air. When defogging, the air conditioner can be converted to an external circulation, allowing fresh air from outside to enter the cab. The initial effect of this method is average, and when it is first opened, it will even make the fog on the inside of the glass larger, because the temperature difference between the inside and outside is greater, but it can cure the root cause, and the water vapor in the car can be dried after a few minutes of driving, and the temperature in the car will not be fogged repeatedly, and the temperature in the car is more pleasant.

    In addition to the front windshield, the side windows can also fog up, and the fog on the front side windows can affect the driver's view of the rearview mirror. Today's cars have a small air outlet that blows separately to the front side windows, if you want to make the side window defogging effect more obvious, it is best to close the two ** air outlets, so that the air outlets on both sides can get more air volume to blow away the fog.

    2.Open windows to allow convection of hot and cold air.

    If the fog is not large and the outside of the car is not very cold, you can open a gap in the windows on both sides so that the air in the car can be convection, and the temperature inside the car will slowly approach the temperature outside the car, and the fog will dissipate. It's a simple and convenient way to do it when it's not raining and the outside temperature isn't very low, but the disadvantage is that it's not suitable for use at high speeds.

    3.Use a special anti-fog product.

    This kind of product is sold in car supply stores or online, and it is generally tens of yuan. Spray and wipe evenly on the windows before each use to form a transparent protective film on the glass to prevent fogging from forming. One spray can prevent fogging for ten days to half a month, and the disadvantage is that the cost is higher.

    4.Wipe with dish soap with a dry cloth.

    Mix dish soap with water (ratio 1 6), apply it evenly to the interior glass with a sponge, and wipe it clean with a car towel after drying, leaving no watermark. Under normal circumstances, it can effectively keep it foggy for 20 hours. The principle is basically the same as spraying a special anti-fogging agent, but the effect is slightly worse, which is a simple and economical method.

  27. Anonymous users2024-01-11

    1.The reason for the fog in the car is that there is a temperature difference between the inside and outside of the car, and the passengers in the car produce heat and exhaled air, and these hot air condenses into a liquid and adheres to the glass, and the fog formed on the window will make the glass blurry. Opening windows for ventilation is a relatively simple and straightforward solution, which can quickly circulate the air inside and outside the car, reduce the temperature difference, and thus achieve the effect of defogging.

    This method is suitable for sunny weather with moderate temperatures, but it is more limited. 2.Air conditioning defogging, air conditioning defogging is the use of the principle of air conditioning dehumidification, the water vapor in the car is taken away, making the car drier.

    Due to the compressor participating in the work, the air conditioner defogging efficiency is higher, and the defogging speed is also relatively fast. However, this method is not suitable for cold weather conditions, if the air conditioner is turned on in an icy and snowy environment, the passengers in the car may not be able to cope with the cold temperature in the car. 3.

    Warm air defogging, compared with air conditioning cold air defogging, the speed of warm air defogging will be slightly slower. When the temperature inside the car rises, the difference between the internal ambient temperature and the exhaled temperature of the human body decreases, and the fog in the car can be eliminated. This method is suitable for low temperature environment, and when driving in winter, turning on the warm air can not only achieve the effect of defogging, but also bring a warm and comfortable driving environment to passengers.

    4.The rear windshield heating wire defogging, the rear windshield defogging method is more special, and it mainly relies on the heating wire heating to complete the defogging work. When the rear windshield needs to be defogged for the rear windshield, as long as the function is turned on, the heating wire can play a drying role after heating, so as to remove the fog for the rear windshield.

  28. Anonymous users2024-01-10

    The methods of defogging automobile glass are: 1. When the fog is small, open the window, and the fog will disperse when the temperature inside and outside the car is close; 2. Turn on the air conditioner in the car; 3. Turn on the hot air conditioner before driving; 4. Turn on the defogging function of the car; 5. Apply dish soap mixed with water or soapy water to the car window; 6. Place the dehumidification box for the wardrobe. The causes of automotive glass fog are:

    The temperature in the car is relatively high, and when the air in the car meets the cold car glass, the moisture in the air will liquefy, so that the car glass will be covered with a layer of water vapor, which will block the car owner's vision and blur the road situation ahead.

    If mine is helpful to you! Thank you.

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