1 | Protective door is located in a place near the work area, located only a protective closed doors. | |
2 | The auto stainless-steel single door is made of Microcomputer Controlled System with high intellectualization. | |
3 | Hot dip galvanizing air sealed junction box used in a protective airtight door or temporary plugging outside of war by shock wave direction, junction box should be used in protective cover. |