Professional roof fan from Exhausto model DTH31541EC with a rotation speed of 1605 rpm. This powerful fan is ideal for extraction and ventilation in both commercial and industrial buildings. This includes an Exhausto NOVA 550 EC controller (product number: 1202430), which ensures precise and energy-friendly management of the ventilation system. The set appears with clear traces of use. Scratches, rust, stains and dirt have been found on the parts, which is normal for this type of used industrial equipment. See the pictures for more details about the stand. Note: Sold as viewed and without warranty.