Aerostar 16x25x4 MERV 11, Air Filter, 16 x 25 x 4, Box of 4

Nominal: 16 x 25 x 4 Size: 15 1/2"x24 1/2"x3 3/4" 16x25x4, AC Furnace Air Filter Replaces Honeywell Part Numbers: F25, F25F1000, 203719, F35, F35R, F35F1008, FC35A1001, F100, F100F1012, F150, FC100A1026, FC100A1029, FC100C1009, F200, FC200E1029, F25A1043, F25F1042, F35F1008, F100F1012, F150E1026, F200E1029, FC35A1001, FC100A1029, FC200E1029, F50A1074, F50E1158, F50E1174, F50E1281, F50E6074, F50E8054, F50F1073, F50F1099, F55F1011, F58A1018, F300E1019 Comparable to 3M Filtrete MPR 1000 to 1200 Micro Allergen Defense Comparable to Honeywell Allergen Plus FPR 7 Fights lint, dust, dust mites, mold spores, pollen, pet dander, and smoke.