Understand Functions Of The Filter Net - WDH -220B User Manual

Understand functions of the filter net
Composition of the filter net
Activated carbon filter net
HEPA efficient filter net
Pre-filter net
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4‐level filtering efficiently purifies air, to create a healthier life.
Level 1: Pre‐filter net
Level 2: Activated carbon filter net
Level 3: HEPA efficient filter net
Level 4:Anion function
Level 1: Pre‐filter net
The micron filter net efficiently prevents fiber particles > 0.2 mm, with preventing
rate > 99.9.0%. Easy disassembly and cleaning, and usable for tens of thousands of
times.
Function:
Prevent large particles in air, such as hair, dandruff, coarse particles and fine dust.
Prolong life span of the filter net.
Level 2: Activated carbon filter net
Activated carbon could powerfully absorb and solidify as well as crystallize, further
remove toxic substances such as benzene and other peculiar smell. It can also stop
secondary pollution caused by thermal desorption of pollutants.
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