Is the air purifier useful? Is it worth buying?

The air purifier is useful, which can filter the decoration pollution such as PM2.5, dust, pollen, odor, formaldehyde, bacteria and allergens. Areas with poor air quality are worth buying. The air purifier can effectively improve the air cleanliness.

Air purifiers, like water purifiers, need to be cleaned regularly, and some need to replace the filter screen, fearing that it will maintain the purification effect. The maintenance of air purifiers depends on different brands and types of air purifiers.

When using the air purifier, it is suggested to open the window for a while, then turn on the purifier and set it to automatic mode, which can not only save energy consumption, but also improve indoor air quality efficiently.

Extended data:

In order to maximize the purification effect, it is recommended to put a purifier in each room. When purchasing, choose purifiers with different specifications (CADR value) according to the room area. CADR value refers to the number of cubic meters of air that can be purified in one hour. The higher the CADR value, the higher the purification efficiency.

According to the national standard of air purifier, the required CADR value per 10 square meter of indoor area is 80~ 120. If it is a newly renovated new house, it is recommended to choose a bigger one. For example, a room of 20 square meters can choose a purifier with a CADR value of 240.