20.75" x 21.5" x 4" MERV 13 AC & Furnace Filters (6 Pack)

Made in USA
  • SP-20.75x21.5x4A-P13M6

List Price $462.17

Our Price: $231.09

Save: $231.08!
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Made to order (Ships in 3 business days)
Replace every 3-4 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.
Notice: Air filters are often cut slightly smaller than the actual measurement during the manufacturing process. A margin of error of up to 1/8" is allowed without negatively affecting the overall fit and performance of the air filter.
MERV 13 20.75x21.5x4 Furnace Filter Overview
  • This is a non-standard size filter. The actual dimensions of the filter are 20.75" x 21.5" x 3.5". Please measure your existing filter before ordering to make sure it will be compatible.
  • Long-lasting value package
The MERV 13 21-1/2 x 20-3/4 x 4 furnace & air conditioner filter will remove the following contaminants:
  • Lint & Dust
  • Dust Mite Debris
  • Pollen
  • Mold Spores
  • Pet Dander
  • Auto Emissions
  • Smoke
  • Tobacco
  • Bacteria
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