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