DUCT-M-HT line have been designed to guarantee the smoke extraction in environments as:          car parks, shopping malls, hospitals, theatres, museums, buildings etc.

  
They are designed, manufactured and tested according to the European Directive EN 12101-3 obtaining the certification from an authorized autonomous certification body.

This line is suitable for a continuous operation at the temperature of 40°C and above and in case of emergency (fire) at the temperature of:
200°C for 120 minutes (F200)
300°C for 60 minutes (F300) - per 120 minuti (F300/120)
400°C for 120 minutes (F400)
This concept of double operation is exactly translated by the term “dual purpose” introduced in the specific by the EN 12101-3 norm.

The range consists of 15 sizes with impeller diameter from 310 up to 1600 mm.