- As the application of single phase explosion-proof motor, explosion proof terminal box and explosion proof switch,

  it blows the bad gas which be happened at class 1 / class 2 of explosion area

- Make low noise and light-weight due to aluminium die-casting

- Move easily wherever exhaust or inhalation by field conditions due to small and portable

- Prevent worker from the suffocating by improving bad

- Paint warehouse, painting, drying paint, gas tank, dust space

- Chaing the air of airtight space such as tank, manhole,etc

- Working sewer and cable

- Blowing bad gas when welding shipbuilding, canning, bridge