Self-purification is a clean working environment to provide local air purification unit, self-purification effect from the beginning, fans, high efficiency filter and plenum and so on. Self-purification device structure is simple, easy to use, simple small area to be the best ideal air purifier purification equipment. 
 Self-purification purposes: 
 Self-purification, also known as air purification unit, which moves the lower part of wheels, upon request to the desired location is fixed, the use of variable air volume fan system, multi-file speed, flexible and easy to use, widely used in small areas such as electronic plants, bio-medicine, sterile room, laboratory, purified water, bottling water filling, the beverage plants, food plants, breweries, health care products factory, dairy factory air purification.