4 Inch Flexible Air Ducting Hose Portable HVAC Duct Hosing High Temperature Resistance Smoke Exhaust Hose 3.3ft 6ft 9.8ft 13ft 16ft 20ft 26ft 32ft(L 6m(19.7ft),76mm(3"))

High temperature telescopic ventilation hose, flame retardant, high-temperature resistant, and anti-oxidation; it has good elasticity and flexibility, used for mechanical equipment ventilation, boiler chimney exhaust, automobile exhaust emissions, etc.Name: Flexible Duct HosingMaterial: Fiberglass ClothColor: GreyLength: 1-10m/3.3-32ftInner diameter: 50mm (2 inch) -600mm (23 5/8 inch)Temperature range: -30 ℃~+450 ℃Due to manual measurement, please allow 1-2 cm errors. Please understand that due to screen display differences, the color may vary slightly.To extend the service life of the pipeline, please do not step on the exhaust pipe and do not let heavy objects fall on it, as this may damage the diameter retaining frame in the exhaust pipe.

• Retractable exhaust hose, temperature resistance: within -30 ℃~+450 ℃. Easy storage designed to be super flexible and flame-retardant for easy duct storage and move.
• The product has a diameter of 50mm-600mm (2 inches -23 5/8 inches) and a length of 1m-10m (3.3ft-32.8ft).
• The air duct is made of thickened fiberglass cloth, coated with a gray high-temperature coating, flexible duct hose, good toughness, easy to cut and bend freely.
• Suitable for blower heater exhaust, industrial factory ventilation, solder smoke extraction, high-temperature boiler gas discharge, and various industrial/equipment scenarios.
• Has excellent stretchability, can bend freely, fits different spatial layouts, and has strong negative pressure performance with seamless, light-proof formation.