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The Lennox X6667 Filter is a reliable option for improving indoor air quality. With dimensions of twenty-one inches by twenty-six inches by four inches, it effectively captures airborne particles to ensure cleaner air. This filter has a MERV rating of ten, which allows it to trap dust, mold spores, and pet dander.
The X6667 filter is designed for industrial and commercial settings where air quality is a priority.
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