High power vacuums (from 30 to 100 Hp), suited for use in the heavy industry, foundries, steelworks, cement plants, cereal warehouses, incinerators and whenever large quantities of material must be collected. These machines can be either fix or mounted on a lorry.
They can be provided with dozens of different solutions according to the material and quantity to collect.

Actually Nilfisk-CFM high power vacuums are the top of range, in terms of power, you can find in mobile vacuums.