21x21x1 AIRx DUST Air Filter - MERV 8

AIRx 21x21x1-DUST | Our#: 182328
12 pack

21" X 21" X 1" MERV 8 Pleated Filter

  • MERV 8 Rated
  • Change Every 3 Months
  • 21x21x1" Nominal
  • 20¾x20¾x¾" Actual
As Low As $9.77 Per Filter
1 Week To Ship
Choose a quantity

If you want to protect your HVAC system, keep your house a little cleaner, and remove a few nuisance particles from the air you breathe then yes, this is the filter for you!  Not everyone needs to get rid of odors, and not everyone is overly sensitive to allergens and other, more harmful, particulates in their air.  We make shopping for air conditioner filters and furnace filters easy!

  • Entry-level pleated air filter offers improved filtration over common fiberglass filters
  • MERV 8 rating means the filter attracts common large household allergens like dust, pollen, and mold spores
  • Replace every 90 days under normal use
  • Made with pride in the USA
  • 100% free returns on all filters