ellow ventilation suction flexible spiral ducts 

300mm Yellow ventilation suction flexible spiral ducts is made to supply and exhaust hot air for the confined spaces.

 300mm Yellow ventilation suction flexible spiralducts is made to supply and exhaust hot air for the confinedspaces.

Description

-It is made of fire-resistant PVC fabric, temperaturerange -20-80°C.

-Supported by helix steel wire and black rubber strip,it is wear-and-tear proof.

- With hanging hooks every 1 meter

- One end with bugle and rope, one end with metal endring for connection.

-It is characterized by its fire resistant, oleic acidproof.

-Flexible and light weight for easy use andinstallation. Rolls up for easy transportation and storage.

-Size: Standard diameter:100mm-1500mm, standardlength: 5m,10m

          Custom size are available upon request.

Additional Information

-OEM Service is available, we have the experiencedR&D team.

-Color: Yellow, orange, green, red…

-Packing: Neutral carton packing.

--MOQ: 100 PCS. Wealso accept small test orders.

Application

-Avoid of any oxygen shortage accidents in therestricted air supply spots during municipal sewer servicing, underground cablemaintenance, tunneling and subsurface repairing. Or exhaust the remaininghazardous gas and flammable explosive gas.

-To supply fresh air into large-diameter steel pipe,container, fermenter, granary which are poorly ventilated.

- To supply fresh air to the poorly ventilated spacessuch as ship's hold, crypt, storeroom, freezer and refrigeratedcontainer.

- Exhaust the welding waste gas, fume, hazardous gas,dust and hot air causing by ship building and maintenance and manufacturingproduction in bad air environment. Create a comfortable working condition