Safe, qualified and reliable means of transportation must be selected for the transportation of various section steels and plates. The spiral air duct blower must firmly bind the profiles and transportation tools during the transportation process, and pay attention to safety in the unloading process. Two or more persons should coordinate with each other to load and unload the larger profiles to prevent them from bumping and hurting others.

When using folding machine, electric drill, electric welding machine and other small and medium-sized motor tools, the wiring operation must be carried out by professional certified electrician. Non electrician operation wiring is strictly prohibited to prevent the occurrence of electric shock accidents. In the process of handling the air duct, attention must be paid to the road conditions, the obstacles on the road should be cleared in advance, the air duct should be handled with care, and it is strictly forbidden to throw and hurt others at will. When the two people cooperate to lift the air duct, they should coordinate with each other to lift and place together to prevent sprain and crush.

When laying the air duct on site, it should be placed in a relatively spacious and flat position, and must be placed flat and stably, and the stacking should be neat, and the number of stacking layers should not be too high, so as to prevent the collapse of air duct and the occurrence of crushing accident.