electric industrial exhaust fan 1.Powerful wind delivery 2.Noiceless 3.full metal constrction 4.Long service life electric industrial exhaust fan1.fashion design, punched metallic outer cover, durable long life motor2.quality punched steel sheet structure parts, easy to...

powerful industrial exhaust fan 1.220v/50hz 2.4 blades,strong wind 3.energy-saving and pro-environment 4.Long service life powerful industrial exhaust fan1.fashion design,durable long life motor2.quality punched steel sheet structure parts,easy to install3.large air flow delivery,...