NUOENWEI Anti Static Flexible Ducting – Ultimate Conductive Explosion-Proof Ventilation Hose

• Conductive PVC Body (≤ 2×10³ Ω Surface Resistivity) – Effectively prevents electrostatic buildup, eliminating spark risks in flammable gas, vapor, or combustible dust atmospheres, ensuring worker safety and regulatory compliance.
  
• Dual Tin-Braid Copper Grounding Wires – Two independent grounding wires are physically crimped to the internal steel helix, providing redundant earthing paths. Even if one wire is compromised, the second ensures continuous static dissipation to a safe ground.
  
• Class B Flame-Retardant Material – The PVC compound is self-extinguishing and meets international fire safety standards, limiting flame spread and providing critical escape time in the event of a fire.
  
• High-Carbon Spring Steel Helix with Abrasion-Resistant Strips – Delivers exceptional crush recovery and shape memory, even after repeated bending or compression. The wear strips protect the helix from friction damage, significantly extending service life in rough industrial environments.
  
• Seamless, Non-Stitched Construction – Zero stitching means zero air leakage, lower energy consumption, and consistent airflow. The smooth, seamless interior also prevents fiber shedding, making it safe for cleanroom and food-processing applications.
  
• Compressible & Lightweight Design – The hose compresses to a fraction of its extended length for easy storage and transport. Its lightweight nature reduces manual handling fatigue and speeds up deployment in emergency or temporary ventilation setups.
  
• Integrated Hanging Loops Every 1 Meter – Pre-installed heavy-duty webbing loops eliminate the need for additional straps or brackets. Simply hook or tie the hose to overhead supports for quick, secure suspension that keeps walkways clear and maintains a straight airflow path.
  
• Wide Diameter Range (4″ to 59″ / 100 mm to 1500 mm) – One product line covers everything from small fume extraction arms to large-scale tunnel ventilation, reducing inventory complexity and allowing you to standardize on a single trusted brand.
  
• Broad Temperature Tolerance (-15°C to +80°C) – Performs reliably in freezing cold or high-heat conditions. For extreme environments (Arctic cold or foundry heat), optional specialized formulations are available to match your specific needs.
  
• Superior Chemical & Weather Resistance – Resists dilute acids, alkalis, oils, saltwater, moisture, and UV degradation. This makes it ideal for shipyards, chemical plants, outdoor construction sites, and corrosive fume extraction without premature material breakdown.
  
• Eco-Friendly & Non-Toxic Composition – The hose is odorless, dust-free, and fiber-free, with no harmful outgassing. It is safe for personnel working in confined spaces and meets environmental standards for disposal and recycling.
  
• Infinitely Extendable System – Multiple hose lengths can be connected end-to-end using simple couplings or band clamps. This modularity allows you to adapt to any run distance on-site, from a few meters to hundreds of meters, without custom ordering.

The NUOENWEI Anti Static Flexible Ducting is the trusted ventilation solution for industries where static electricity, flammable gases, or particulate hazards are daily realities:

• Mining & Tunneling – Forced fresh air supply and exhaust in underground coal, metal, and non-metal mines; also used in tunnel boring and civil construction projects.
  
• Shipbuilding & Repair Yards – Extracting welding fumes, paint vapors, and grinding dust from confined compartments; explosion-proof rating critical in fuel-tank areas.
  
• Chemical & Pharmaceutical Plants – Ventilating reactors, storage tanks, and mixing rooms where explosive solvents or powders are present.
  
• Laboratories & Cleanrooms – Fume hood exhaust and positive-pressure clean air supply; non-shedding construction protects sensitive experiments.
  
• Fire & Emergency Rescue – Portable positive/negative pressure ventilation for smoke removal in building fires, underground parking garages, and subway stations.
  
• Municipal Utility Work – Sewer gas extraction, manhole ventilation, and pipeline maintenance – prevents methane or H₂S accumulation.
  
• Data Centers & Telecom Shelters – Cooling and dust-free air circulation; anti-static property protects sensitive electronics.
  
• Agricultural & Grain Storage – Aeration of silos and grain bins where dust explosions are a known risk.
  
• Outdoor Events & Temporary Shelters – Rapid-deploy air supply for tents, mobile hospitals, or emergency command posts.

Typical Setup: Connect the NUOENWEI Anti Static Flexible Ducting directly to a portable explosion-proof axial fan using a simple belt or PP rope tie. The flexible hose can be routed around obstacles, through doorways, or up vertical shafts. Use the integrated hanging loops to suspend it from roof bolts, scaffolding, or cable trays – keeping walkways clear and ensuring straight, low-resistance airflow.