The Pure Breeze HEPA Air Purifier is a portable air purifier that scrubs the air of dust, pollen, chemicals, and biological hazards. This laboratory grade HEPA air cleaner is extremely quiet and ideal for many different air filtration applications. It scrubs the air and filters aerosols, microbes, dust, particulates, fumes, odors, and vapors thanks to a 4 stage filtration system. This unit is half the price and size of comparable industrial air purifiers and is assembled in the USA.