This compact Austin air purifier is one of the top air cleaners in the Austin Air line. Especially useful for those with allergies, asthma, or severe chemical sensitivities, this air purifier features a four-stage filtration system that includes a true medical-grade HEPA filter and 6.5 pounds of activated carbon/zeolite impregnated with potassium iodide. Additionally, this air purifier features 360-degree air intake system, three effective fan speeds, easy-to-use manual controls, and more.