Honeywell CF100A1025 4-Inch High Efficiency Air Cleaner Filter by Honeywell. $19.99. From the Manufacturer You can improve the air quality in your home with Honeywell's CF100A1025 4-Inch High Efficiency Air Cleaner Filter (20 x 25 x 4 inches). Today's tightly-built homes trap dust, allergens and more, which explains why poor indoor air quality ranks among the top five environmental risks to public health. Honeywell Air Filters are significantly mo...
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