The HF 35 S industrial vacuum is designed for maximum performance on fixed applications such as large centralized systems. The machine is mounted on a sturdy powder-coated steel frame. The Depureco HF 35 S vacuum cleaner is equipped with an extremely powerful turbine installed in the back of the vacuum and is protected by a sheet metal cover which also reduces the noise level. The front cylindrical chamber houses a large surface filtering system with an automatic filter cleaning system. Namely, there are 4 M Class independent anti-static polyester cartridges, capable of retaining dust with a particle size of up to 1 micron. A fully automatic system that always keeps the filters clean thanks to a 6 bar compressed air blast, which enters the cartridge causing the dust to detach and fall into the collection cone. A specific discharge system, to run continuously or not, can be installed according to operating n