VENTIDUCT

Tubes, tubing, ducts, ducting, flow control and mixing fittings including valves all of common metal and all for use in ventilation, air-conditioning, warm-air heating and exhaust systems, and parts and components of all the aforesaid goods

Machines for use in the sheet metal Industry in particular machines for the manufacture of helically formed metal tubing and ducting, cutting machines, rollforming machines, welding machines, flanging and locking machines, flow control and mixing valves, being parts of machines, and parts and fittings for all the aforesaid goods

flow control and gas mixing valves made of metal, all for use in ventilation, air-conditioning, warm-air heating and exhaust systems, and parts and fittings for all the aforesaid goods