This sewn ducting is designed for air in temporary heating systems. For use with air movement, drying systems, tent heaters, fans and blowers, dryers and dehumidification. Polyurethane with polyester fabric has excellent UV resistance. Large pitch allows for significant compression and flexibility. Meets flame resistant UL94VTM-O, California Fire Marshal, and NFPA701 specifications
Tube: Polyurethane
Helix: STEEL
Temperature: -60°F to 400°F