Did you know that air in your home could contain harmful levels of smoke, particles, dust or carbon monoxide? An air purifier can help tackle these indoor pollutants and provide allergy relief for sufferrers.. The air purifier you buy can help remove the larger pollutants such as pollen with a pre-filter and the smaller pollutants such as mold, dander, dust mites, bacteria and/or fumes with a HEPA filter. Here is a an Austin Air purifier that is an ideal choice for people living close to farms, cities or roads, anyone seeking relief from indoor air pollutants. The Healthmate HM 400 HEPA Machine Air Purifier is a 60 sq. ft. true HEPA medical filter medium which is able to trap up to 99.97% of all particulates larger than 0.3 microns. It contains close to15 lbs of solid activated carbon and zeolite that helps in odor and gas removal, hence, those with slight sensitivities to airborne