Description
Lennox X6667 MERV 10 Carbon Clean Replacement Air Filter
The Lennox X6667 is a high-performance replacement air filter engineered specifically for the Lennox PCO-20C PureAir air cleaner system. With a MERV 10 rating and integrated carbon clean media, this filter effectively captures airborne particles while also helping to reduce odors and volatile organic compounds — keeping your indoor air cleaner and fresher.
Key Features
- Designed as a direct replacement for the Lennox PCO-20C PureAir air cleaner
- MERV 10 filtration rating captures a broad range of airborne contaminants
- Carbon clean media helps reduce household odors and VOCs
- Filter dimensions: 21″ x 26″ x 4″
- Genuine Lennox OEM replacement part for reliable, like-for-like performance
Specifications
- Brand: Lennox
- SKU: X6667
- Filter Size: 21″ x 26″ x 4″
- MERV Rating: 10
- Filter Type: Carbon Clean Media
- Compatible System: Lennox PCO-20C PureAir Air Cleaner












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