1. It is suitable for ventilation and fire smoke exhaust in office buildings, hotels, auditoriums, theaters, basements, high-end residential buildings, factory workshops, shopping centers commercial, hospitals and other places.
2. The medium transported during application must be air and gases that are non-corrosive, non-spontaneous and do not contain viscous substances. The temperature of the medium should not be higher than 80°C, and the temperature of the medium should not be higher than 80°C. the dust and hard particles contained must not exceed 150 mg/m3 (not required when exhausting smoke in the event of a fire).
For example, the National Exhibition, Mingqing and Mingguo have all done very well. You can refer to it.