How to choose between air purifier and fresh air system?Home air purifier sales

　　In recent years, smog has become another climatic model besides cloudy, sunny, wind, rain, and snow, which is well known to us. Perhaps it is precisely because of continuous air pollution that environmental health products have become a hot spot for many people.

　　In addition to what we are familiar with to solve the air pollution problem, many friends will also think of another product, namely the fresh air system. The next question is, which of the air and fresh air systems has the better performance? How should I choose?

　　Differences in working principles:

　　First of all, let's take a look at the working principles of the air purifier and the fresh air system.

　　The air purifier is to process and purify the original indoor air.

　　The fresh air system is activated by a fan to form a negative pressure in the room. The polluted indoor air is discharged to the outside through the exhaust port and the fan. The fresh outdoor air is installed above the window frame (between the window frame and the wall). The tuyere enters the room, so that indoor personnel can breathe high-quality fresh air.

　　We can see from the way of working that the installation and use of air purifiers are more casual. The fresh air system has stricter requirements in this regard.

　　The difference in purification performance:

　　Purification effect is another issue that many friends are concerned about. What is the difference between the performance of the fresh air system and the air purifier in this respect?

　　First of all, let's take a look at our indoor environment. The quality of indoor environment is roughly determined by the following aspects.

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