Lennox X6667 | Our#: 110209

Lennox Model X6667 MERV 11 Replacement Filter - 21 x 26 x 4, 2-Pack

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Lennox X6667 | Our#: 110209

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Reduce common allergy symptoms

  • Reduces allergy irritating particles
  • Captures allergens like dust, mold spores, pet dander, dust mite debris and more
  • Lessens odors from car fumes & smog
  • Creates cleaner indoor air
  • Actual Dimensions: 21 ⅛" x 26" x 4"

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Frequently Purchased Together

Product Details

Factory original filter from Lennox. This Healthy Climate MERV 11 filter fits the PureAir air purification system. The X6667 cartridge can last up to 6 months, though product replacement life cycle depends on the individual conditions and needs of your home. 

  • MERV 11 electrostatically charged media
  • Synthetic media offers large surface area for maximum dirt holding capacities with minimum air resistance
  • Captures dust mites, pollen, mold spores, pet dander and other contaminants down to 0.3 microns
  • Replaces catalog number X6667 (formerly 75X67)
  • Fits Healthy Climate PureAir  PCO-20C Air Purifier
  • Nominal Dimensions: 21" x 26" x 4"
  • Actual Dimensions 21-1/8" X 26" X 4"
  • Factory original, OEM product

Replaces These Filters:

Lennox:
75X67
X6667
X6669

Fits In These Systems:

Lennox:
PCO-20C

Lennox® and Healthy Climate® are registered trademarks of Lennox International Inc.. National Trade Supply, Inc, DiscountFilters.com and AIRx are not affiliated with Lennox International Inc.