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Booth No. of 123th China Import & Export Fair 2018-03-27

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Flexible Ventilation Duct > Marine Ductwork > Negative Pressure Air Duct >

Material: Orange PVC, specially made for negative pressure ducts.
Structure: Supported by helix steel wire
The steel wire is wrapped by black rubber strip, which is wear-and-tear proof.
One end with metal ring, one end with rope. Each single duct can be connected together very easily.

Wire pitch: 6cm. Can endure at least 8000 Pa.
Standard diameter: 100mm-1500mm,
Standard length: 5m,10m.
Custom sizes are available upon request.
Packing: 1PC/CTN, Netural carton packing. Inside will have a plastic bag for protection


Negative pressure suction duct is mainly used of air exhaust and air suction. With 6cm pitch, the duct can stay on its own and will not collapse. When connecting with the ventilation equipment, it will not draw back.
1. Air exhaust, air suction
2. Mainly connecting with the ventilation fans, used to exhaust the poisonous gas, flammable and explosive gas, welding gas, fume, heat air, dust...
3. To create a better environment for the workers.
4. Mainly used in Ship building, warehouse, underground, coal mine, fire fighting...


Negative Pressure Air Duct 320 mm x 5m
Negative Pressure Duct
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