Jingjiang city in the north ventilation equipment co., LTD. - working principle is: PM2.5 new trend person products work, indoor ventilation and fresh air through the heat exchanger was positively cross way respectively core body, because of air flow on both sides of a partition is poor, there is a difference in temperature and steam partial pressure of two gas circulation heat and mass transfer phenomenon appears when excessive clapboard, caused the heat exchange process.

Pipe fans are suitable for residential buildings, Internet cafes, conference rooms, offices, hotels, laboratories, chess and card rooms, fitness clubs, open rooms and other environments requiring ventilation. Pipeline fan low consumption energy saving three speed control effect is better, the advantages of pipeline fan mini, small volume, the use of high efficiency longevity motor and high-performance fan blade with large air volume, high static pressure, low noise, maintenance free, continuous operation.

Jingjiang Zhongnuo Ventilation Equipment Co., LTD. -- unidirectional flow mute fan is suitable for residential, Internet cafes, conference rooms, offices, hotels, laboratories, chess and card rooms, fitness clubs, open rooms and other ventilation needs of the environment. The advantages of the quiet fan box are mini, small size, high efficiency and longevity motor and high performance fan blade with large air volume, high static pressure, low noise, maintenance-free and continuous operation.