How to choose fire exhaust fan exhaust fan fire it has now become one of the products used widely, first we use is very important for the fans, only the election to the high-quality fan products, its performance can be fully show. So how should we choose the right exhaust fan fire it today to find out more at: exhaust fan fire choice, first choice of the control parameters to be relatively reliable wind turbines, for example, the appropriate operating temperature, exhaust fan sales, effective air flow, relatively large full pressure and high efficiency, etc., exhaust fan, these are we need to be careful to buy. The second is for the medium temperature exhaust fan fire installed, in general, not higher than about eighty-five degrees Celsius, otherwise it can not ensure that it can at this temperature below the long-term effective operation running. Then is the time to buy for fire exhaust fan, exhaust valve parts manufacturers want to say is that we should ensure that the transmission medium temperature at about 280 ℃, so it can ensure its continuous work effectively in the medium temperature was cooled to ambient temperature still continuous normal operation. The correct selection of the method is that these exhaust fan fire, we must be based on the need for the correct choice, the only way to get better results. Exhaust fan in the smoke control system, the role of smoke control systems are taken together, it's, exhaust fan principle, that is, systems and smoke exhaust systems only. Smoke system refers to the time of fire, smoke control system needs to be set for the region positive pressure air supply to ensure the safety of personnel in the region. Generally stairwell, roof exhaust fans, front room. Exhaust systems means provided in a certain area, when a fire, the fire will exhaust fan exhaust area of ??the system. Smoke system is pressurized to the regional air blower, exhaust system exhaust fan to exhaust fumes. The purpose is to ensure the safety of the fire and rescue region were. Sheng clean air conditioning (Figure), exhaust fan manufacturers, exhaust fan from the Texas Air Conditioning Equipment Co., Ltd. Sheng-purification provided. Texas Air Conditioning Equipment Co., Ltd. Sheng-purification (www.dzhffj.com) located in Dezhou City, Shandong Province, Wuhan City acres of industrial park. Scraps and development in the wave of market economy, the current clean air conditioning Sheng Tong has a high profile in fan, ventilation equipment, and enjoys a good reputation. Sheng purification of air conditioning made the whole network business alliance certification, marking our service and management level has reached a new height. Sheng clean air-conditioning staff willing to work with all people of insight and common development, for a better future.