Photo 1 of 2 Pack, 216 Replacement Filter, Compatible with AprilAire 216 Whole House Air Purifiers Models,1210,1620,2210,2216,3210,4200,MERV 16 HVAC Furnace Filter Replacement,20x25x4inch Air Filter

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Photo 1 of 2 Pack, 216 Replacement Filter, Compatible with AprilAire 216 Whole House Air Purifiers Models,1210,1620,2210,2216,3210,4200,MERV 16 HVAC Furnace Filter Replacement,20x25x4inch Air FilterPhoto 2 of 2 Pack, 216 Replacement Filter, Compatible with AprilAire 216 Whole House Air Purifiers Models,1210,1620,2210,2216,3210,4200,MERV 16 HVAC Furnace Filter Replacement,20x25x4inch Air FilterPhoto 3 of 2 Pack, 216 Replacement Filter, Compatible with AprilAire 216 Whole House Air Purifiers Models,1210,1620,2210,2216,3210,4200,MERV 16 HVAC Furnace Filter Replacement,20x25x4inch Air Filter