High Temperature Flexible Ducting
Product type: Ventilation Duct
Features: PVC ducting, durable
Length: 9.8 m (32 ft)
Suits fan diameter: 30.48 cm (12 inches)
Environment temperature: -20~180 ℉ (-28~82 ℃)
Package size: 35 x 35 x 28 cm (13.78 x 13.78 x 11.03 inch)
Gross weight: 8.03 kg (17.71 lbs)
Product Introduction

High Temperature Flexible Ducting | Heat-Resistant Vinyl Ventilation Hose with Retractable Storage Design
When your industrial environment demands continuous high-temperature airflow management combined with space-efficient storage, our High Temperature Flexible Ducting delivers on both fronts. Engineered with a durable vinyl outer layer and reinforced with a high-tensile carbon steel wire spring, this ducting maintains structural integrity and airflow efficiency even under extreme heat conditions-yet retracts to a fraction of its working length for compact storage when not in use. Unlike bulky rigid ductwork or standard flexible hoses that require dedicated storage space, our ducting offers the dual advantage of heat resistance and rapid deployability. Whether you need temporary ventilation for tunnel construction, exhaust extraction in chemical plants, or cooling airflow in agricultural facilities, this ducting provides the rugged reliability and operational convenience that demanding industrial environments require.
Features

1. Engineered for Extreme High-Temperature Operations
Our High Temperature Flexible Ducting is purpose-built for environments where standard PVC hoses would soften, deform, or fail. The specialized vinyl compound is formulated to maintain its structural integrity and mechanical properties even during prolonged exposure to elevated temperatures. This ensures safe, uninterrupted airflow management in industries such as metal processing, glass manufacturing, ceramics production, and foundry operations where heat is a constant factor.
2. Innovative Carbon Steel Wire Spring Reinforcement
2. Innovative Carbon Steel Wire Spring Reinforcement
Unlike conventional ducting that uses standard steel spirals, our product features a high-tensile carbon steel wire spring that provides:
- Superior shape memory: Returns to its original form after bending or compression
- Enhanced crush resistance: Maintains internal diameter under vacuum pressure
- Flexibility without fatigue: Endures repeated bending cycles without wire fracture
- Corrosion resistance: Carbon steel composition withstands humid and chemically exposed environments
This advanced reinforcement ensures the ducting remains functional and reliable even after repeated deployment and retraction cycles.


3. Rapid Retraction & Space-Saving Storage
One of the most distinctive features of this ducting is its ability to retract quickly to a compact size. When ventilation tasks are complete, the duct can be compressed to a fraction of its working length-often reducing storage space requirements by up to 80%. This is particularly valuable for:
- Mobile maintenance crews with limited vehicle storage
- Construction sites where equipment must be moved frequently
- Facilities with limited warehouse space for seasonal equipment
- Emergency response teams requiring rapid deployment and retrieval
4. Smooth Inner Wall for Maximum Airflow Efficiency
The internal surface of our ducting is manufactured with a smooth, non-porous finish that minimizes friction and airflow resistance. This results in:
- Higher air volume delivery per unit of fan energy
- Reduced pressure drop across the duct length
- Lower energy costs for blowers and exhaust fans
- Prevention of particulate accumulation that can impede airflow over time
Whether used for exhaust extraction or cooling supply, this ducting delivers consistent, high-efficiency performance.


5. Reinforced Construction with Industrial-Grade Adhesive Taping
- Durability is built into every seam. Our ducting features reinforced industrial adhesive tape at critical junction points, supplemented by the carbon steel wire frame. This dual-reinforcement approach ensures:
- Extended service life even under continuous industrial usage
- Resistance to wear and tear from friction against rough surfaces
- Leak-proof performance at connection points
- Withstands vibration and movement in dynamic work environments
Product Technical Specifications Table
| Parameter | Specification Range | Performance Benefit |
|---|---|---|
| Material (Outer Layer) | High-Grade Vinyl (PVC Compound) | Heat-resistant, flexible, and durable |
| Reinforcement | High-Tensile Carbon Steel Wire Spring | Shape memory; crush resistance; corrosion-resistant |
| Temperature Range (Continuous) | [Please specify: e.g., -20°C to +120°C or -10°C to +150°C] | Withstands extreme industrial heat conditions |
| Temperature Range (Intermittent) | [Please specify peak tolerance] | Handles short-term temperature spikes |
| Diameter (Internal) | [Customizable: e.g., 4" – 40" or as per your range] | Wide range for different air volume requirements |
| Working Length | [Customizable: e.g., 5m, 10m, 20m] | Long reach for complex installations |
| Retracted/Storage Length | [Approx. 1/5 of working length, or specify ratio] | Space-saving storage; up to 80% size reduction |
| Wall Thickness | [e.g., 0.4mm – 0.9mm] | Balance of flexibility and durability |
| Working Pressure | Positive & Negative Pressure Capable | Suitable for both suction and discharge applications |
| Inner Surface Finish | Smooth, Non-Porous | Minimizes pressure drop; maximizes airflow efficiency |
| Connection Type | Cuff with Straps / Clamp-Ready Ends | Secure, tool-free attachment to fans and systems |
| Color Options | Standard: Silver, Black, Orange (Custom available) | High-visibility for safety or system identification |
| Flame Resistance | [Specify if flame-retardant additive included] | Adds safety layer in high-risk environments |
| Packaging | Compression-Packed / PE Bag | Compact shipping; easy unpacking |
| MOQ | Flexible (Sample orders available) | Test before bulk commitment |
Note: Please replace bracketed [specify] items with your actual product data.
Detailed application scenarios
| Industry / Application | Specific Use Case | Why High Temperature Ducting is Ideal |
|---|---|---|
| Metal Processing & Foundries | Exhausting furnace off-gases and hot metal fumes | Withstands extreme radiant heat; continuous operation reliability |
| Glass & Ceramics Manufacturing | Ventilation of kilns, ovens, and annealing lehrs | Heat resistance prevents material degradation |
| Tunnel Construction & Mining | Temporary ventilation in underground excavations | Rapid deployment; retractable for easy relocation; rugged construction |
| Chemical Processing Plants | Exhaust of hot chemical vapors and reactor gases | Heat + chemical resistance; smooth inner wall for fume containment |
| Agricultural & Greenhouses | Temperature control and air circulation in heated growing environments | Flexible routing around structures; easy seasonal storage |
| Basements & Parking Garages | Fresh air supply and exhaust in confined underground spaces | Compact storage when not in use; reliable performance |
| Manufacturing Workshops | Cooling air supply for workers and equipment in high-heat zones | High-volume airflow with minimal resistance |
| Emergency Response & Disaster Recovery | Rapid ventilation of damaged structures and confined spaces | Quick setup; portable; retractable for fast retrieval |
| Marine & Shipbuilding | Engine room ventilation and hot air exhaust | Corrosion-resistant carbon steel; space-efficient storage on vessels |

Industrial Workshops with High Heat Exposure
In foundries, forges, and heat-treatment facilities, ambient temperatures can exceed the operating limits of standard ventilation hoses. Our High Temperature Flexible Ducting maintains its integrity and airflow capacity even when installed in close proximity to furnaces, ovens, and hot metal processing equipment.
Tunnel Construction & Underground Projects
Ventilation is critical in tunnel boring and mining operations. Our ducting can be rapidly deployed to bring fresh air to workers and exhaust diesel fumes from heavy equipment-then quickly retracted and moved as the tunneling face advances.
Agricultural & Livestock Facilities
Greenhouses, poultry farms, and livestock barns often require supplemental heating in winter and forced-air cooling in summer. Our ducting distributes conditioned air effectively while resisting the corrosive effects of ammonia and agricultural chemicals.
Chemical & Pharmaceutical Plants
Hot exhaust streams from chemical reactors and drying equipment require ducting that can withstand both high temperatures and chemical exposure. Our vinyl compound resists degradation from acids, alkalis, and solvents commonly encountered in these settings.
Temporary & Seasonal Installations
For facilities that require ventilation only during certain seasons or production cycles, the retractable storage feature is invaluable. The ducting can be deployed when needed and compressed to a fraction of its size for off-season storage-freeing up valuable warehouse space.
FAQ – Focusing on specific technical issues regarding "high-temperature" and "retractable" capabilities.
Q1: What is the maximum continuous operating temperature for this ducting?
A: Our High Temperature Flexible Ducting is engineered for continuous operation at temperatures up to [please specify: e.g., 120°C or 150°C] . For intermittent exposure or peak temperature spikes, the duct can withstand [please specify: e.g., up to 180°C for short durations] . Please consult us with your specific temperature requirements for customized recommendations.
Q2: How does the carbon steel wire spring differ from regular steel wire?
A: Carbon steel wire offers higher tensile strength and superior shape memory compared to standard mild steel. This means the ducting retains its structural integrity through repeated bending, compression, and retraction cycles without permanent deformation or wire fatigue-critical for applications requiring frequent setup and takedown.
Q3: How much space can I save with the retractable storage feature?
A: The ducting typically retracts to approximately [please specify: e.g., 15-20% of its working length] . For example, a 10-meter duct can compress to just [e.g., 1.5-2 meters] for storage. This can reduce storage space requirements by up to 80% compared to non-retractable alternatives.
Q4: Can this ducting be used for both suction and discharge applications?
A: Yes. The carbon steel wire spring reinforcement provides excellent resistance to both positive pressure (blower/discharge) and negative pressure (vacuum/suction) . The smooth inner wall ensures efficient airflow in either direction.
Q5: Is this ducting resistant to chemicals and corrosives?
A: The vinyl outer layer offers good resistance to many common industrial chemicals, including acids, alkalis, oils, and greases. For specific chemical exposure concerns (e.g., strong solvents, concentrated acids), please contact us-we can recommend specialized compounds or linings.
If you are looking for a reliable solution that combines flexibility, durability, and high performance, our High Temperature Flexible Ducting is the ideal choice. Feel free to contact us for more details or to discuss your specific requirements.
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