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PM 2.5 Filter
PM 2.5 Filter

PM 2.5 Filter

Regular price $3.00
Unit price  per 
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5 layer PM 2.5 Filter

Outer layers of spunbond cloth filter micron-level dust. 2nd layers filters industrial pollutants, automobile exhaust, and pollen allergen and offer filter density for smaller material. Innermost layer of active carbon cloth filters micron-level dust.