Filtrete UA02-4 Air Filter, 20 in L, 20 in W, 13 MERV, 1900 MPR, Polypropylene Frame

Your home should be your sanctuary, starting with the air you breathe. Filtrete" premium allergen, bacteria and virus air filters help capture unwanted particles from your household air, contributing to a cleaner, fresher home environment. By proactively capturing dust, bacteria, viruses and allergens, these high-performance filters help improve your home's air quality.