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Flanders 13-in W x 21-in L x 1-in MERV 5 Pleated Air Filter (12-Pack)

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  • Fiberglass non-pleated air filters provide up to 20% efficiency for filtering particles between 3 and 10 microns in size

  • Change filter at least every 90 days For optimal performance of your heating and cooling system or HVAC system

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