MERV 1320x25x4 INBest Match4.820x25x4 MERV 13 Allergen DefenseAirshield·20x25x4″·MERV 13Compatibility99%AllergiesPetsSmoke$42.992,147 reviewsView
MERV 820x20x1 INVerified Fit4.620x20x1 MERV 8 EssentialAirshield·20x20x1″·MERV 8Compatibility97%Everyday useBudget$12.993,120 reviewsView
MERV 1320x25x4 INVerified Match4.8Honeywell FC100A1037 CompatibleAirshield·20x25x4″·MERV 13Compatibility99%Whole-homeAllergies$47.991,310 reviewsView
MERV 820x20x1 INVerified Fit4.620x20x1 MERV 8 EssentialAirshield·20x20x1″·MERV 8Compatibility97%Everyday useBudget$12.993,120 reviewsView
MERV 1320x25x4 INBest Match4.820x25x4 MERV 13 Allergen DefenseAirshield·20x25x4″·MERV 13Compatibility99%AllergiesPetsSmoke$42.992,147 reviewsView
MERV 1320x25x4 INVerified Match4.8Honeywell FC100A1037 CompatibleAirshield·20x25x4″·MERV 13Compatibility99%Whole-homeAllergies$47.991,310 reviewsView