GeneralAire RESERVEPro 4551 20x25x5 Air Filter - $59.99
GeneralAire 6FM2025 (6-Pack) - 20" x 25" x 5 " Filter Media
Filterbuy 20x25x5 MERV 13 Pleated HVAC AC Furnace Air Filters for Trion Air Bear, Air Kontrol, Generalaire, Payne, Skuttle, and Ultravation (2-Pack) - Walmart.com
BestAir 20x25x5 In. Air Bear Pleated Air Filter, MERV 13, Electrostatically Charged, 1 Year | Tarzian Hardware
20x25x5 GeneralAire 5FM2025 Air Filter – Filter Hut