575 * 575 industrial filtration unit

575 * 575 industrial high-efficiency filter unit is an abbreviation in English, with the full name being Fan Filter Units, which means' fan filter unit (unit) 'in Chinese. That is to say, the fan and filter (HEPA or ULPA) are combined together to form a self powered end purification device. More precisely, it is a modular end air supply device with built-in power and filtering function. The 575 * 575 industrial FFU high-efficiency filter fan sucks in air from the top of the FFU and filters it through HEPA. The filtered clean air is evenly sent out at a wind speed of 0.45m/s ± 20% on the entire air outlet surface.