Polyester Insulated Flex Duct
Polyester wool insulated flexible duct — a fiberglass-free alternative. Non-irritant polyester insulation at 200 g/m² density. Ideal for environments where fiberglass particles are a concern.
- Fiberglass-free polyester wool
- Non-irritant and non-allergenic
- 200 g/m² insulation density
- Safe for sensitive environments
- Aluminum foil inner core
- Moisture-resistant outer jacket
Technical Specifications
| Inner Duct | Aluminum foil + steel wire helix |
| Insulation | Polyester wool, 200 g/m² |
| Insulation Thickness | 25mm (1") |
| Outer Jacket | Metalized polyester vapor barrier |
| Diameter Range | 4" – 20" (100mm – 500mm) |
| Temperature Range | -20°C to +120°C (-4°F to +248°F) |
| Standard Length | 25 ft (7.6m) |
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Polyester Insulated Flex Duct — FAQ
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Need a Custom Version?
We can modify sizes, materials, and packaging to match your exact specifications. OEM and private label available.