Accumulair Titanium 19.5x19.5x1 Allergen Reduction Air Filters (4 Pack)

The Accumulairreg; Titanium is the highest efficiency Accumulairreg; filter on the market. Given an APR 2250 filter rating this filter is a high efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a large variety of indoor air pollutants including dust mites/particles mold spores pet dander pollen tobacco smoke some viruses and all bacteria. Accumulairreg; Titanium filters use electrostatic filtration which uses a unique mini-pleat design that helps trap the maximum amount of airborne pollutants.