20x20x1

• Filtrete Allergen Defense Filter, 20-Inch by 20-Inch by 1-Inch, 4-Pack

  

  Go to see$39.99

• Flanders PrecisionAire 10155.011620 16 by 20 by 1 Flat Panel EZ Air Filter, 12-Pack

  

  Go to see$14.10

• Nordic Pure 20x20x1 MERV 10 Pleated AC Furnace Air Filter, Box of 6

  

  Go to see$43.26

• Nordic Pure 20x20x1M7-6 MERV 7 Pleated AC Furnace Air Filter, 20x20x1, Box of 6

  

  Go to see$38.80

• 20x20x1 MERV 13 Pleated Air Filter (6-Pack)

  

  Go to see$38.10

• Filtrete Healthy Living Filter, 20-Inch by 20-Inch by 1-Inch, 6-Pack

  

  Go to see$98.99