PREDA Air TDF Folder is a professional pneumatic folding machine designed for HVAC air duct and TDF flange forming.

With a heavy-duty rigid frame, stable operation and high-precision bending structure, it delivers clean, smooth and tight folds on galvanized steel, aluminum and stainless steel sheets efficiently.

This machine is easy to operate, with adjustable folding angle, strong durability and low maintenance, which greatly improves duct production efficiency and ensures stable and high-quality flange forming.

Ideal for duct manufacturing plants and ventilation engineering, it helps reduce labor costs, shorten production cycles and enhance product quality, becoming an essential and cost-effective equipment for your sheet metal duct production line.