150mm aluminum ventilation duct for cooker hood, tubular fan (5 meters long)

【Material】Multi-layer laminated aluminum. Clamp material: Stainless steel. 【Size】Diameter: 152 mm - Length: 5 m. 【Temperature】-30°C / +85°C. 【Multiple Uses】Kitchens, bathrooms, greenhouses, breeding rooms, livestock tents, etc. 【Fire-Retardant Coating】Premium fire-retardant aluminum flexible ventilation duct and integrated corrosion-resistant wire for reinforcement and long-lasting performance.