Filtrete Air Filter 5”, MPR 1550 MERV 12, Ultra Allergen, Bacteria, and Virus Deep Pleat Filter Debris, Bacteria and Viruses and Large Particles, Including Lint, Household Dust and Pollen, Certified as Asthma & Allergy Friendly, 3-in-1 Technology from 3M to Trap Unwanted Air Particles while Letting Cleaner Air Flow Through, 1550 MPR has a Rating of MERV 12,
