![PM 2.5 Filtered Replacements [SINGLE]](http://cdn.shopify.com/s/files/1/1201/2664/products/z-L-REP-MASK-021-FILTER-SINGLE_{width}x.jpg?v=1590737071)
Represent LTD.
PM 2.5 Filtered Replacements [SINGLE]
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.