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18x20x4 MERV 8 Pleated Air Filter

18x20x4 MERV 8 Pleated Air Filter

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4 18x20x4 Air Filter for 21.00 each

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  • 18x20x4 MERV 8 filters made and manufactured by FilterBuy
  • Actual Size 17.5x19.5x3.75"
  • Traps and blocks over 90% of pollen, dust mites, mold, larger dust particles, and more.
  • Ideal for standard and residential commercial use
  • Designed to last 90 days. Replace regularly for optimum performance.
  • Free shipping on all orders!
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