Photo 1 of Activated Carbon Filter for AprilAire 413 Replacement Filter - Furnace Filters 16x25x4 MERV 13, Compatible with Air Purifier 1410, 1610, 2140, 2410, 2416, 3410, 4400 or Space-Gard 2400

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Photo 1 of Activated Carbon Filter for AprilAire 413 Replacement Filter - Furnace Filters 16x25x4 MERV 13, Compatible with Air Purifier 1410, 1610, 2140, 2410, 2416, 3410, 4400 or Space-Gard 2400Photo 2 of Activated Carbon Filter for AprilAire 413 Replacement Filter - Furnace Filters 16x25x4 MERV 13, Compatible with Air Purifier 1410, 1610, 2140, 2410, 2416, 3410, 4400 or Space-Gard 2400