17.5" x 21.5" x 1" MERV 11 AC & Furnace Filters (6 Pack)

  • SP-17.5x21.5x1A-P11M6

Made in USA
List Price $153.99

Our Price: $76.99

Save: $77.00!
Made to order (Ships in 3 business days)
Replace every 3 months
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  • Product Overview
This item is made to order, non-returnable, and ships within 2-4 business days. Please check the actual dimensions listed below prior to ordering.
MERV 11 17.5x21.5x1 furnace Filter Overview
  • This is a nonstandard size filter. The actual dimensions of the filter are 17.5" x 21.5" x 0.75". Please measure your existing filter before ordering to make sure it will be compatible.
  • Long-lasting value package
The MERV 11 21.5x17.5x1 furnace & air conditioner filter will remove the following contaminants:
  • Lint & Dust
  • Dust Mite Debris
  • Pollen
  • Mold Spores
  • Pet Dander
  • Auto Emissions
  • Smoke
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