HEPA filter generally refers to: for 0.3 mu m dust particles filtration has H11, H12, H13 and so on, efficient filter paper, folding, glue and fixed into HEPA network.
HEPA network is widely used in household purifier, fresh air system, vehicle purifier, automobile filter net, clean workshop and so on. It can effectively prevent large particles of dust from entering the middle effective screen and absorb dust, bacteria, viruses and hair and prolong the service life of the whole filter screen.