Photo 1 of 16x20x4 Air Filter Replacement Compatible with Honeywell FC100A1003 For HVAC Air Systems MERV 11 Actual Size: 15.94" x 19.75" x 4.38" Easy Installation (2-PACKS)

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Photo 1 of 16x20x4 Air Filter Replacement Compatible with Honeywell FC100A1003 For HVAC Air Systems MERV 11 Actual Size: 15.94" x 19.75" x 4.38" Easy Installation (2-PACKS)Photo 2 of 16x20x4 Air Filter Replacement Compatible with Honeywell FC100A1003 For HVAC Air Systems MERV 11 Actual Size: 15.94" x 19.75" x 4.38" Easy Installation (2-PACKS)