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Represent LTD.

PM 2.5 Filtered Replacements [10-PACK]

$ 5.00 USD $ 12.00 USD

PM2. 5 filters are shown to be effective in blocking the vast majority of airborne particulates, even the very smallest nanoparticles. The PM2. 5 name comes from these filters' original use as protection against Particulate Matter 2.5, the smallest and most dangerous form of air pollution.