1. If you want to have a better purification effect, you must pay attention to replacing the filter screen regularly. The air purifier mainly uses the filter to absorb and filter bacteria and viruses. If the filter is not replaced regularly, the air pollutants on the filter will continue to accumulate with the increase in the number of uses and time, and eventually not only will the filter be blocked. Net, affecting the purification effect, may also lead to the growth and accumulation of microorganisms, resulting in secondary pollution. Therefore, it is recommended to replace or clean the filter regularly. The filter replacement cycle of mainstream air purifiers on the market is 3-12 months.

2. Pay attention to the method and method when replacing the filter screen, and operate in strict accordance with the manufacturer's instructions, otherwise it may cause secondary pollution. It is recommended to wear a mask and gloves when replacing the filter, and do a good job of personal protection; do not throw away the replaced old filter at will, especially the filter used in special periods and special places should be treated as hazardous waste; if the filter is not used for a long time The air will breed microorganisms and bacteria. It is recommended to replace the filter with a new one before use.

3. Be careful not to block the air outlet of the air purifier. It is recommended to run at the highest level for a period of time when you first turn it on. Because the mainstream air purifiers on the market all have surround-type air outlets, do not place any shelter near the air outlets, otherwise it will affect the air purification effect; when the air purifier first starts to operate, it is recommended to use the highest gear to run for about 10 minutes. Then adjust to the middle or low level, so as to achieve a faster air purification effect.

4. Choose an air purifier. It is recommended to choose a compound purification function, preferably an air purifier with a disinfection function (some models can disinfect coronavirus). In addition, it is best to close the doors and windows when using the air purifier, otherwise the air purification effect will be affected, and it may also lead to increased power consumption. And it is recommended that in daily life, ventilation + air purifier should be used in combination. For example, when the weather is fine and the air quality is good, ventilate, and when the air pollution is high, close the doors and windows and turn on the air purifier.