It is widely used in medicine, pharmacy, biological & chemical experiment, electron, precise apparatus, instrument and so on.
ZJ series air self-purifier is a kind of air purifying unit providing partial purifying environment.It is composed by fan, primary-efficiency filter, air supply static pressure tank, high-efficiency filter and flow plate.It is a kind of simple purifying equipment.The fixed type is divided into ceiling type and window type.Ceiling type self-purifier is equipped with 4 hoops on the top for fixing it on room ceiling.Self-purifier absorbs top air on ceiling and then sends it to room through primary-efficiency and high-efficiency filters, thus room may get clean environment, but it is required that room walls, ceiling and floor must be airproof and haven't dust.

It has been widely used in small areas, such as sterile room, laboratory, pure water and filled water plant, drinks plant, milk product plant, food plant and wine plant.It is an ideal equipment for food plant passing QS authentication.