HEPA50 16 in x 16 in x 2 in Thick HEPA Filter ( REPLACEMENT )

Compatible with the X-3400A, X-3700 and X-3780 Air Scrubber, this 2 inch. thick Professional HEPA Filter captures contaminants such as bacteria, allergens, mold and even 0.3 sized sub-micron particles at a rate of 99.97%. Several pre-filter Air Scrubber stages ensure a long life of this filter. Replace as needed when indicator light illuminates and other filters have been checked for blockages.