Designed for use in environments where controlled air quality is important, this vacuum is great for medical facilities, schools, computer labs, and other areas where air quality must meet certain standards. It comes with 8 different tools, and has an easy-to-use design, ensuring that it is up to any cleaning task every time. Use it with a HEPA microfilter 6 qt vacuum bag (sold separately). For optimum performance, frequently check the HEPA microfilter bag, and replace when it is near full capacity.