Photo 1 of Upgraded 16x20x4 Reusable AC Furnace Filter,Washable,Electrostatic Type-Permanent,MERV 11 Filter,Enjoy fresher air in your home and office HVAC furnace systems,Actual Size:15.50x19.50x3.63 inches1pack

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Photo 1 of Upgraded 16x20x4 Reusable AC Furnace Filter,Washable,Electrostatic Type-Permanent,MERV 11 Filter,Enjoy fresher air in your home and office HVAC furnace systems,Actual Size:15.50x19.50x3.63 inches1packPhoto 2 of Upgraded 16x20x4 Reusable AC Furnace Filter,Washable,Electrostatic Type-Permanent,MERV 11 Filter,Enjoy fresher air in your home and office HVAC furnace systems,Actual Size:15.50x19.50x3.63 inches1packPhoto 3 of Upgraded 16x20x4 Reusable AC Furnace Filter,Washable,Electrostatic Type-Permanent,MERV 11 Filter,Enjoy fresher air in your home and office HVAC furnace systems,Actual Size:15.50x19.50x3.63 inches1pack