What are the filter materials for air purifiers? From the filter raw materials of the air purifier,At present, there are only four kinds in the market.1. the first one is a coarse filter screen,The main material is generally stainless steel mesh;2. the second one is generally HEPA filter screen,But there's a difference between this,Like some companies,It uses the nc hepa filter,This is different from a separate HEPA filter,The air purifier used the eighth generation of nc hepa filter screen,The main material is nano-fiber carbon;3. The third is a composite filter screen,The main function is to remove harmful substances such as odor and formaldehyde,The main material is the gold fiber of hacf coconut shell;4. The fourth is the photo catalyst filter screen,The main role is to remove bacteria, viruses, mites, etc,The main materials are titanium dioxide and light catalyst formed by ultraviolet lamp.Summary: To sum up,The filter material of the air purifier is basically composed of stainless steel, activated
Is the front filter useful? I think it is still more useful, using the front filter of Hongyan. When I didn't install the front filter at home, I saw that the water sometimes had small fine sand. with the front filter, I found that the water changed a lot, as for the efficacy of disinfection of residual chlorine, pesticide residues, bacteria and so on, I don't know.