Air Purifiers - Austin Air, Allergy Machine, Black : The Austin Air Allergy Machine is an air purifier developed specifically for people with allergies and asthma. Its unique design, with increased air flow, filters allergens from the air immediately, providing relief of sneezing, coughing and stuffy noses caused by every day or seasonal allergies. So complete, this unit is certified to remove 99.97% of airborne particles 0.3 microns or larger in size and 95% of all particles down to 0.1 microns. Terrific for asthmatic children, those living in damp environments and anyone exposed to biologics such as viruses and bacteria. Using the allergy machine at bedtime lessens night-time allergies and asthma attacks as well as reducing instances of dry mouth and runny noses. This is the only air purifier constructed using solid steel and a non-toxic powder coated paint. No plastic, no polystyrene, no off gassing. Featuring an industry-leading filter that has a 5-year life, this air purifier comes in Black. In clinical trials at the country's leading children's hospital, the Austin Air Allergy Machine was the ONLY air purifier proven to remove pollutants, shown to dramatically reduce hospital visits for young asthmatic children. Cleaner air means better sleeping. The device reduces snoring, leading to sounder and deeper sleep with fewer interruptions. The 360-degree intake system draws air into all sides, passing it through a 4-stage filter and removing sub-micron particles. Leads to better health as the device filters chemicals, gases, viruses and bacteria, allowing immune systems to strengthen as coughing, wheezing and sneezing are reduced or eliminated. At 29 lbs., less than 2' tall and with included easy roll casters, this unit is portable and perfect for living rooms, dens or other large areas.