16x20x1 Aerostar PLEATED AIR FILTER – MERV 10 – 12 Pack

Aprilaire 213 Replacement Filter, Fits Model 4200, 3210, 2210 and 1210, Pack of 2

20x25x1 Aerostar Pleated Air Filter – MERV 11 – 12 Pack

20 X 20 X 2 MERV 8 PLEATED FILTER – 2 pack

Charcoal Filter – 16x25x1 M8 – 6 Pack

Honeywell Home – FC100A1037 – 20X25X4 Media Air Filter MERV 10

16x25x1 Aerostar – MERV 11 – 6 Pack

Healthy Climate HCF20-13, Disposable Pleated Box Filters 25 x 20 x 5 Inch – 3 pack filters , MERV 13 Cat # : 19L17 (Copy) (Copy)

20 X 20 X 2 MERV 8 PLEATED FILTER – 4 pack

Generalaire 16x25x5 #4541 MERV 11

16x25x1 Aerostar MERV 13 – 12 Pack

Healthy Climate HCF20-13, Disposable Pleated Box Filters 25 x 20 x 5 Inch – 2 filters , MERV 13 Cat # : 19L17 (Copy)

20x25x1 Aerostar Pleated Air Filter – MERV 11 – 6 Pack