Air Filter Buying Guide
Deciding what type of air filter to buy can be confusing. Here are some guidelines to help you:
If your main problem is particulates (allergens, dust, etc.), your best choice is a HEPA (high efficiency particulate arresting) filter. HEPA boasts 99.97% filtering efficiency for particles down to .3 microns. See Austin Air Filters and the AirPura R600.
If you are concerned about bacteria and viruses, your choices are the Airpura ultraviolet (UV) unit combined with HEPA filtration (UV600); the Virus Zero Air Purifiers,
If your primary problem is odors and/or mold,
If your air quality is very good and you have no allergies or asthma, but you still want fresher air, try an ionizer. These units emit negative ions, which counteract pollutants (positive ions). See Vortex Destop Ionizer.
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