Working in a Confined space is one of the most dangerous jobs and leads to the highest rate of occupational accidents. Every year a lot of workers are injured or killed while working in limited spaces. It is estimated that only about 60% of risk cases are saved.
Some common devices:
The Rescue tripod and winning price helps to move normally and rescue vertically.
Pump-type handheld gas detector for pre-in-entering inspection. And the type of personal protection to wear when entering work.
Blower fans help to ventilate enclosed spaces or pump air continuously for people working inside.
The seat belt set has a hook on the back to use with a Rescue tripod.