The characteristic of Heap air filter of air purifier

HEPA (High efficiency particulate air Filter), For 0.1 mm and 0.3 mm of efficient 99.7%.
HEPA net is the feature of air can pass, but cannot pass tiny particles. best one of air purifier.
It to a diameter of 0.3 microns diameter of 1/200 (hair) above the particle removal efficiency can reach above 99.97%.
Is the most effective pollutants such as smoke, dust and bacteria filter medium.
Air purifier use Heap air filter. can clean the air very healthy.
 

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