Clear Guide: When Is the Best Time to Use an Air Purifier?
In today’s world filled with pollution and airborne particles, an air purifier has become an essential appliance that helps improve our quality of life. However, many people still wonder what factors they should consider when using one — and more importantly, when is the best time to turn it on for maximum efficiency?
When should you use your air purifier?
In fact, a high-performance air purifier can be left on whenever there are people in the room, since air pollution is present everywhere — especially indoors, where air quality can be 2–5 times worse than outside. And if it’s a room with people coming and going, that means dust and germs are constantly entering and circulating as well.
Can you use an air purifier while windows or doors are open?
In the past, it was common to open windows and doors to ventilate a room or let fresh air in. But nowadays, with increasing air pollution, that’s no longer ideal. For best results, you should use the air purifier in a closed room, so the device can thoroughly clean the air inside. This also reduces the machine’s workload, preventing it from constantly filtering polluted air entering from outside.
Where is the best place to position your air purifier?
Placement is another key factor in achieving optimal performance. Air purifiers work by drawing in surrounding air, filtering it, and releasing clean air back into the room. Therefore, it’s best to place your air purifier where air can flow freely — not too close to walls or corners. Ideally, it should be positioned 10–15 centimeters away from the wall to allow for proper air circulation and efficient operation.



