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Duct Machines for Fabricating Spiral and Round DuctsIn the HVAC industry, spiral and round ducts are essential components for efficient air distribution systems. The fabrication of these ducts invo...

Essential Duct Machines Required for Making Rectangular DuctsThe fabrication of rectangular ducts is a critical component of HVAC (Heating, Ventilation, and Air Conditioning) systems, and it requir...

As the demand for heating, ventilation, and air conditioning (HVAC) systems continues to grow, the need for high-quality ductwork is more important than ever before. In order to produce ductwork th...

A new working season Y2023 starts today for PREDA MACHINE, which has been devoted for HVAC machines for so many years.As director of Preda Machine, I have been thinking lately what is the most impo...

The elbow making machine manufactured by Preda Machine is a high-quality gorelocker, all gears are 100% directly driven. The diameter of the workpiece ranges from 120mm-1250mm.KenE-mail: ken@predam...

Manual folding machine is the best choice for air duct work. The manual folding machine is suitable for the thickness of...

Preda electric metal sheet folding machine or folder is capable of plates bending 90 degree or 60 degree or other angle!...

TDF flange forming machine is use the roller to form the duct flange. The machine are mainly used in the production of H...

Preda lock forming machine can make 7 kinds of different duct shapes for duct making. The different shapes can form by a...

 Pnumatic duct seam closing machine for TDF/TDC rectangular duct seaming process! This is an automatic lock seaming mac...

Portable electric riveting machine            The portable electric riveting machine adopts the crimping process without...

This highly advanced Pittsburgh seam closer or Pittsburgh seam locker is used to effectively lock the duct seams.The sea...

     Electric rolling machine is the small type 3roller rolling machine. The machine can bend the thin plate to round d...

The electric riveting machine is the best machine for riveting and fixing TDC flange air pipes. It has a power of 1.4kw ...

 The spiral duct machine is used to produce spiral ducts. The ducts produced have good airtightness, fast production sp...

Electrical 3-Roller rolling Machine，This bending/rolling machine is designed for the largest bending of thin steel plate...

The electric welding machine adopts the principle of double-sided overcurrent welding. When working, the two electrodes ...

The Single lock forming machine is mainly used in the production of round ducts and is one of the most basic production ...

The TDF folding machine has also become a dog-tooth folding machine. After the sheet material has been completed with TD...