Flexaust FX-180 SF Heat-Welded PVC-Coated Polyester Duct with Heavy-Duty External Wearstrip
Product Overview
Flexaust FX-180 SF is a high-strength heat-welded single-ply PVC vinyl coated polyester duct reinforced with a spring steel wire helix and heavy-duty external PVC wearstrip. Its specially designed bi-directional construction delivers strong airflow and excellent compressibility for demanding ventilation applications., making it a preferred choice for smooth-flow HVAC ducting with high durability.
Key Features
- Heat-welded single-ply PVC vinyl coated polyester construction
- Spring steel wire helix reinforcement
- Special bi-directional construction for super airflow and excellent compressibility
- Heavy-duty external PVC wearstrip for abrasion and drag resistance
- Moisture resistant and UV stabilized to help prevent mold and mildew
- Dust resistant surface for easy cleaning
- Flame retardant to UL 94V-0
- PVC coated polyester outperforms PVC laminated polyester products
- Standard: wire ropes/nylon rings, enclosed belted cuffs each end, and storage straps
- Additional colors available (yellow, blue, green, black)
Size, Length, Color & Temperature
- Size range: 12″ to 36″ ID
- Standard length: 25 ft
- Standard color: white with white wearstrip
- Temperature range: -20°F to 180°F







