Diameter: 24",28", 32"
Detailed description:
1.made of aluminum alloy motor, blade of die-cast aluminum alloy and galvanized steel body.
2.die-cast aluminum alloy fan blade, cable length of 3m.
3.motor: aluminum alloy, super speed and large airflow.
5.can be equipped with wheel for big model, which has a durable and firm structure, it can move easily.
6.protection grade: IP54.
Application of the flexible duct connected with portable ventilator
Manhole, tunnel and tank
Ship building, under-ground project
Welding and chemical lab or spot