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Sub-high efficiency filter

High-capacity, mini-pleated blue-ear disease (PRRS) and swine asthma (Mhyo) anti-epidemic air filter

Synthetic fiber material plastic molding frame is moisture-proof, washable and anti-damage

Primary filter, G4 filter grade

Sub-high-efficiency filter is equipped with primary-efficiency filter

The primary efficiency filter and the sub-high efficiency filter are used together, and the service life can be increased by 200%

The effective removal rate of bioaerosol particles can be increased by 35%