Filtrete 20-in W x 25-in L x 1-in MERV 11 1085 MPR Allergen Defense Extra Electrostatic Pleated Air Filter (2-Pack) in the Air Filters department at Lowes.com
BestAir 20x25 x 1 In. Standard Pleated Air Filter, MERV 8, 90 Days | Brinkmann Hardware
Honeywell 20x25x1 Furnace Air Filter MERV 11 - 12 Pack
HDX 20 in. x 25 in. x 1 in. Superior Pleated Furnace Air Filter FPR 9, MERV 12 HDX1P9-012025 - The Home Depot