Clean air not only requires a large-cycle power system, the core of purification from the efficient purification filter. To abandon only from the one direction of the low efficiency of traditional air filters,
We use the same with the United States before the three major air purifier filter suppliers, the production of integrated 360 ° barrel filter, three purification. The primary filter intercepts, for example, large particles of suspended matter such as hair and dust.
The second layer of Japan Toray H11-class high efficiency filter can remove small to micron-sized particles, but also block the pathogenic bacteria. High-quality activated carbon,