Lennox X6667 MERV 11 Air Filter Media Replacement
Note: Lennox MERV 10 filters are now rated MERV 11
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The Lennox X6667 is the correct replacement filter for the following air cleaner models:
- Lennox PCO-20C
- Lennox PCO-20P
- Lennox PCO-20U
The Lennox X6667 MERV 11 Air Filter Media Replacement is a replacement air filter for Lennox Healthy Climate PureAir PCO-20 air cleaners. This box media utilizes a MERV 11 pleated filter that captures particles as small as 0.3 microns in size. With this furnace filter you will be able to trap dust, dirt, pollen, and other pollutants so that you can provide cleaner breathing air for your entire family. Be sure to replace this PureAir filter approximately every 6 to 12 months in order to ensure the best air filtration results.
Lennox X6667 MERV 11 Air Filter Media Replacement specifications:
- MERV 11 rating
- Dimensions: 21x26x4
- Traps particles down to 0.3 microns
- Replace every 6 months for best results
- Replaces the 75X67 and X1184 filters from Lennox
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