Lowest Price! Lennox X0585 - Cabinet 20 x 20 x 5 Furnace Filter
20 x 20 x 5 – MERV 11 – Flex Fit Furnace Filter – The HVAC Genius
Trion Air Bear 255649-103 (2 Pack) Pleated Furnace Air Filter 20"x20"X5" MERV 8 | eBay
Nordic Pure 20 in. x 20 in. x 5 in. Honeywell/Lennox Replacement Furnace Air Filter MERV 12 (1-Pack) 20x20x5HM12-1 - The Home Depot
Goodman Media Air Filtration System: 20" x 20" x 5" (MERV 11)
Filterbuy 20x20x5 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement for Honeywell FC100A1011 and Lennox X0585 (Actual Size: 19.63 x 19.81 x 4.38 Inches) - Amazon.com