Lennox X6675 Carbon Clean 20 x 25 x 5 Inch MERV 16 Efficient Air Filter Replacement for Healthy Climate Air Purifier Cleaner Purification Systems - Replacement Household Furnace Filters - Amazon.com
BestAir 16 in. W x 25 in. H x 5 in. D Air Cleaner Filter FPR 10 with Carrier and Bryant CB1625-13R - The Home Depot
Nordic Pure 20x25x5 (19_3/4 x 24_3/4 x 4_3/8) Lennox X6673_X6675 Replacement MERV 12 Air Filter 2 Pack - Yahoo Shopping
HDX 16 in. x 25 in. x 5 in. Trion AirBear Replacement Pleated Air Filter FPR 9, MERV 13 HDX-AB1625-13-3 - The Home Depot
MERV 16 - Air Filters - Heating, Venting & Cooling - The Home Depot