A mountain of coal dust and gas that would pose a threat to workers who exploit the mineral resource. Use the flexible duct to pumping out the coal dust and gas can reduce the threat and supplying fresh air in confined spaces.

 

 

Main material: PVC Tarpaulin

Main specification: diameter(100mm-2000mm) length（regular 5m、10m、15m、20m）

Main color: yellow、orange

The connection way: Hole connection/Zip connection/Velcro connection

Remark: we can make request according to the customer

Temperature range: -20℃~+80℃

 

 

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