CFS – Pack of 1, Cut-to-Fit Replacement Carbon Pre-Filter for 2590 Models – Fresh and Filtered Air for Indoor, Home Filtration – Charcoal Air Filter Sheet – 15-3/4" x 48" – Black

CFS – Pack of 1, Cut-to-Fit Replacement Carbon Pre-Filter for 2590 Models – Fresh and Filtered Air for Indoor, Home Filtration – Charcoal Air Filter Sheet – 15-3/4" x 48" – Black