HVAC Duct 6-Function Ventilation Ductwork SA-12HB Rollformer Machine
Precision-engineered for professional duct fabrication with high-grade steel construction for durability and seamless performance. Features Pittsburgh lock forming technology for airtight connections, reducing energy loss in HVAC systems. Six versatile functions enable forming square, rectangular, and round ducts with factory-level precision. Ideal for commercial and industrial HVAC installations, sheet metal workshops, and large-scale ventilation projects. Heavy-duty rollers ensure smooth operation and consistent output, backed by a robust frame for long-term reliability. Optimized for bulk production, saving labor costs and boosting efficiency in high-volume duct manufacturing. Global wholesale pricing with direct factory supply—unmatched affordability for bulk buyers. Trusted by contractors and distributors worldwide for quality and performance.