Air Duct Wire Rope Suspension

Steel Cable Suspension System for Fabric Air Ducts – Efficient, Flexible & Economical Installation Solution

The steel cable suspension system for fabric air ducts offers a reliable and cost-effective method to install flexible textile ventilation systems in commercial, industrial, and institutional environments. Designed for both single-row and multi-row configurations, this installation technique ensures optimal airflow distribution while minimizing structural modifications. Whether you're working with a 12 o'clock orientation (single row), 2/10 o'clock setup (double row), or more complex arrangements like 3/9/12 o'clock (triple row), the system supports precise alignment and uniform load distribution across suspended duct segments.

This suspension approach uses high-strength steel cables, galvanized lifting rings, adjustable flower basket tensioners, and secure clamps—combined with durable bracket structures made from angle iron, channel sections, or square tubing—to provide long-term stability. The system is engineered to support fiber-reinforced fabric ducts ranging from straight runs to complex T-junctions, elbows, reducers, and inlet connections, all while maintaining clean aesthetics and efficient airflow performance.

Key features include customizable spacing between suspension points (recommended at 10–15 meters), easy integration with pressure-balancing valves and air volume control dampers, and compatibility with various duct materials such as Buna-based or polyester-fabric air ducts. Unlike rigid metal ductwork, this solution allows for quick assembly, minimal on-site cutting, and effortless adjustments post-installation—making it ideal for retrofit projects or new builds where flexibility and speed are essential.

Installation begins by securing brackets directly to structural elements like beams, slabs, or roof trusses. Once mounted, steel cables are tensioned using specialized hardware to ensure horizontal alignment and eliminate sagging under operational loads. Each Fabric Duct section is then connected via hooks integrated into the duct’s edge, followed by zipper-sealed joints for seamless continuity. Final tightening of the flower basket bolts ensures the entire network remains taut and level once fully loaded—critical for consistent airflow efficiency and visual appeal.

Common applications span warehouses, manufacturing facilities, gymnasiums, data centers, hospitals, and large retail spaces where thermal comfort, hygiene, and energy efficiency matter. Because fabric ducts distribute conditioned air evenly without hotspots or dead zones, paired with a robust steel cable suspension system, they significantly enhance indoor air quality while reducing HVAC strain—a key benefit for sustainable building design.

Users frequently praise the ease of maintenance, reduced noise levels compared to traditional ducting, and improved airflow uniformity when using properly installed steel cable suspensions. Many report fewer service interruptions due to less mechanical wear and better adaptability to changing space layouts over time. Additionally, the system’s modular nature allows for future expansion or reconfiguration without major structural changes.

FAQs often address concerns about load capacity—typically up to 20 kg per meter of cable depending on material grade—and how to handle uneven ceiling heights. Best practice involves calculating cable tension based on total duct weight and spacing requirements, ensuring each suspension point aligns vertically within a common plane. For best results, always use certified components and follow manufacturer guidelines regarding clamp placement, hook positioning, and torque specifications for hardware fasteners.

Product Categories : Universal Fabric Air Duct