Filtrete 20X25X1 Air Filter, MERV 12, MPR 1500, Allergens, Bacteria & Viruses, 3
This filter is also CERTIFIED asthma and allergy-friendly (2). (1) Based on airborne MS2 virus testing. Initial efficiency.
20x25x1 Air Filter, MERV 12, MPR 1500, Allergens, Bacteria & Viruses, 3- AC a…
This filter is also CERTIFIED asthma and allergy-friendly (2). For optimal performance of your heating and cooling system or HVAC system, change your furnace filter at least every 90 Based on airborne MS2 virus testing.