Filtrete PET02DC-4 Pet Odor Reduction Filters, 20 by 20 by 1-Inch, 4-Count

Most effective carbon filter at removing odors in the home
Activated carbon removes odors such as: wet fur, litter box, and pet mess from the air
High performance filter with electrostatically charged fibers
Lasts up to 3 months
Contains 4 filters 3M carbon web technology combines activated carbon with electrostatically charged fibers. The activated carbon is made up of many tiny pores. As air passes through the filter, odors and gases become trapped in the pores. This helps reduce odors in your home caused by: pets, tobacco smoke, cooking, mildew, and cleaning chemicals. The Filtrete carbon filter is the best at removing o More »