Fellowes Air Purifiers AeraMax® SV HEPA/Carbon Air Purifier Filter with Pre-Filter, 11.56" X 2.38" X 23.25", 13 MERV Rating, Box (9787902)

AeraMax® SV HEPA/Carbon Air Purifier Filter with Pre-FilterCombines H13 True HEPA and carbon filter plus separate prefilter filter to capture larger particulate to help extend life of subsequent filtersThe pre-filter is washable and can be cleaned as neededCaptures up to 99.95% of particles as small as 0.1μm, including allergens, pollen, dust, pet dander, and smokeTwo-year estimated filter life (depending on usage conditions)