Hoover H-Free HF 21 L18

Hoover filter bags type A allergen filtration fits all hoover canister cleaners using type A bags, it traps 100 percent of dust mites and their eggs and 99.98 percent of ragweed and common grass polle more→ns. The electrostatically charged liner enhances the capture of extremely fine particles. Ideal for many with allergic or dust related discomforts. ALLERGEN FILTRATION: Traps over 99% of dust and allergen matter down to 5 microns including household dust, dust mite debris, grass and ragweed pollen.

Removes 99 percent of all allergen matter as small as 1/3 microns in size.