Structural features: The use of integral flanged flange of the outer air duct and the overall stretch forming wheel hub, beautiful appearance; The fan is divided into horizontal and roof (vertical) according to the installation form.
Machine number range: N0.4-15# A total of 14 machine numbers.
Air volume range: 3410-101389m3/h 
Full pressure range: 127-1360pa 
Suitable for use: Widely used in high-rise buildings, underground garages, tunnels, basements, hotels, large shopping malls and other places for ventilation, as well as fire smoke exhaust.
Use environment: no corrosion, no spontaneous combustion, no viscous substances when conveying air, medium temperature generally does not exceed 80℃, the medium contains no more than 150mg/m3. When used for fire smoke exhaust, it can ensure continuous operation for not less than 30 minutes under the condition that the ambient temperature reaches 280℃; (Can be customized explosion-proof, anti-corrosion, high temperature resistance structure)