Charcoal Carbon Prefilters are designed to absorb odors, trap particulates such as dust mites, animal dander, pollen, mold spores, bacteria, tobacco smoke, harmful fibers and other types of airborne allergens. They are ideal for those suffering from allergies, asthma, respiratory problems and environmental concerns.
This review is from: Carbon Pre-filter fits HAP300, HAP3004 (HAPF-41) (Health and Beauty)
I purchased this by model number air cleaner I have , it is an 1" short all the way around where it fits inside and much thinner than the orginal one I took out. I would not buy this product again.
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