... Good price,fine quality,satisfying service CE certificate Portable blower, Portable ventilator(portable blower,air blower,exhaust fan) Size:8" 10"12" 14 ... ship building or welding, laboratory ,warehouse to ventilate waste air,harmful gas,dust ect. Model specification (mm)voltage(V~)Phasefrequency ... productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); all kinds of portable air blower