According to the room area, the air purifier is selected: the air purifier of different power is different. If the room is large, the air purifier whose unit time purifies the air volume should be selected. Under normal circumstances, the 25-square-meter room is suitable for the purifier of 200 cubic meters per hour with a rated air volume, and the 50 square meters of rooms should choose the purifier of the amount of 400 cubic meters per hour. Each product will have this parameter, so you must be optimistic before purchasing.
Of course, a small air purifier is highly purified, because the filter material is used, technology advanced, like the Allerair air purifier, the weight of its filter material exceeds the weight of most air purifiers on the market! Among its home forms, the capacity of activated carbon in the filter material is more than 16 kg, the thickness is 7.5 cm, HEPA is also very thick, the density and thickness of the initial filter are larger than the general purifier, and there is special treatment 2 recombinoma filter. Such a purifier, air is filtered over again, and more than other air purifiers filter 4 over 5 times. Therefore, his applicable area is relatively large. Like the Air Tube series, despite the small size, the air volume is only 170 cubic meters per hour, but its applicable area can reach 37 square meters.