Usually there are 3 types of air filter in air purifier. They are HEPA filter, activated carbon filter and prefilter. Different filters have different functions. Prefilter is in the first layer which can filter some large particle of dust. HEPA filter can filter out the 0.3 micron dust. And activate

The CADR value is an important indicator of the air purifier, but when purchasing, you should not only consider the CADR value as the purchase decision, but also pay attention to the filter level and the filter CCM value!First of all, what is the CADR value? The purification efficiency of an air pur

In recent years, more and more people are aware of the harmfulness of air pollution, and have begun to use air purifiers to improve air quality and ensure a healthy environment. At the same time, air purifiers are also used to remove formaldehyde with a long incubation period in the home environment. Judging by the reaction, some say air purifiers can remove formaldehyde, others say they can't.Whether or not air purifiers can remove formaldehyde?

The shape of the air purifier is mainly composed of chassis shell, filter section, wind channel design, motor, power supply, LCD screen and so on.It is the motor that decides the life, it is the filter section that decides the purification efficiency, it is the wind channel design, the chassis shell, the filter section and the motor that decides whether it is quiet or not.

I just bought an air purifier and I want to know how long it takes to clean a room of about 300 square meters.