Thanks to our wide range of ventilation ducts and blowers we can give you any assistance for planning the ventilation of your
BELLOLI ducting is used for transport fresh air in and ventilate bad air out at different types of subsurface works (tunneling and
The calculation of the necessary air volume is made according to the SIA-Standards 106, considering the most critical moment,
i.e. during the excavation.
The correct choice of the ventilators, ducts and their diameter may be an important saving of costs.
BELLOLI ventilation ducts are designed to be used under any environmental conditions.