Filtrete Style:Standard Filter CUTS FAST: Aluminum oxide abrasive

CUTS FAST: Aluminum oxide abrasive cuts fast and offers long life

Ultra-Twin

and Fungicide

to ensure ultimate comfort

Filtrete Style:Standard Filter CUTS FAST: Aluminum oxide abrasiveFiltrete 16x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria&Virus Filter, 3 Month Pleated 1 Inch Electrostatic Air Cleaning Filter, 2 Pack (Actual Size 15. 719x19. 719x0. 78 in) The higher the MPR, the more microparticles such as pollen, pet dander, smoke, bacteria and viruses your filter will capture from the air passing through it FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air