3L SPR336 P3 Filter w/ odors

For use in environments with dust particles, fumes and mists of all types and microorganisms (for example, bacteria and viruses). Efficiency level: 99.95%. Filter = 12 x 97 x 53 mm (at the widest point). Shelf life of 5 years. See storage conditions in the instructions for use. Manufacturer: 3L Contains 2 filters.