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Characteristics：
Multiple filters system: one time PM2.5 purification efficiency reaches over 95%.
Featured Baogang fingerprint resistant steel plate: high quality steel, quality assurance, paint process, beautiful and durable.
Compatible with all fresh air systems on the market: used as a pre-filter for fresh air systems.
Large dust holding capacity: high filtration efficiency, large filtration area, and long service life.
Product parameter：
Characteristics：
Multiple filters system: one time PM2.5 purification efficiency reaches over 95%.
Featured Baogang fingerprint resistant steel plate: high quality steel, quality assurance, paint process, beautiful and durable.
Compatible with all fresh air systems on the market: used as a pre-filter for fresh air systems.
Large dust holding capacity: high filtration efficiency, large filtration area, and long service life.
Product parameter：
