Filtrete 16 In. x 25 In. x 4 In. 1550 MPR (Slim Fit) Allergen, Bacteria & Virus Deep Pleat Furnace Filter, MERV 12 - Power Townsend Company
Allergen Defense Air Filter, 20 x 25 - Office Express Office Products
True Blue 20 x 25 x 1 Fiberglass FPR 1 Air Filter (4-Pack) 120251 - The Home Depot
BestAir A201-SGM-BOX-11R AC Furnace Air Filter, 20" x 25" x 6", MERV 11, with Cardboard Frame, Fits 100%, For Aprilaire/SpaceGard 2200, 2250 (201) & Lennox PMAC-20C 24", 1 Count (Pack of 1) -
BestAir 20 In. x 25 In. x 4 In. Honeywell MERV 8 Deep Pleat Furnace Filter - Thomas Do-it Center
BestAir 20 In. x 25 In. x 5 In. Carrier/Bryant MERV 13 Deep Pleat Furnace Filter - Anderson Lumber