20x20x1 filter

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

  

  Go to see$42.00

• 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$43.75

• 20" x 20" x 1", Merv 8 Naturalaire Standard Pleated Media Home Furnace Air Filter, Box of 12 Filters

  

  Go to see$33.74

• Precisionaire 20X20x1 Mtl Fbg Filter (Pack Of 12) 10155 Furnace Filters Mounted

  

  Go to see$18.49

• Nordic Pure 16x20x1M7-6 MERV 7 Pleated AC Furnace Air Filter, 16x20x1, Box of 6

  

  Go to see$34.78