Product Name: top margin the energy certification fans "Introduction: the top margin energy certification fans is the top margin the company's star product, has been favored by the majority of customers, can be widely used in corrosive acid-base gas pump drainage, waste gas treatment purification, sewage, such as deodorant, containing corrosive gas environment. "Describe: the top margin energy certification fans earliest by the AMCA certified fan brand in China, China's energy-saving product certification. Cubic relationship than horsepower ratio was based on the number of revolutions of the fan affinity laws, the higher the efficiency the more provincial. The same operating point of the higher efficiency of the fan speed will lower the to enhance unit life and reduce the cost burden for you. TF-481B The model applies 45000m3/h-84000m3/h air volume 1000pa-2500pa wind pressure, the fan casing, inlet bell, impeller are pure FRP, completely changed the traditional carbon steel glass-lined steel production process. Enclosures and hob integral molding coated handle connecting bolts, completely solve the phenomenon of damage due to corrosion caused by the bolt. The fan with double base, without dismantling the anchor bolts can be easy to maintain fan. Fan shaft seal made at a special shaft seal treatment to prevent the leakage of toxic and harmful gases. The top margin FRP fan far beyond the domestic general fan about 50% efficiency, save you 1/3 of the cost of electricity daily, 100HP fan running 24 hours, your annual savings of 50 million electricity!