
Gfi Round Metal Gi Material Spiral Duct Elbow. Fire-Resistant Properties: Non-combustible solution complying with stringent fire safety standards. Enhanced Airflow Efficiency: Round shape minimizes air resistance for smooth airflow and energy savings. Corrosion Resistance: Galvanized steel construction ensures durability in humid or moist environments. Noise Reduction: Cylindrical shape reduces noise levels compared to traditional rectangular ducts. Easy Installation: Lightweight and modular design reduces labor costs and project timelines. Customizable Sizes: Diameter range from 100mm to 800mm for elbows and up to 1600mm for ducts. Multiple Material Options: Available in galvanized steel or stainless steel for various applications. ISO Certified: Products meet international quality and safety standards.