Vacuum extraction unit D-V with filter unit is ergonomically designed to eliminate large quantities of plaster dust and is mainly used in combination with dry grinders. This device is consists of extraction blower unit that is furnish with a very powerful high-pressure blower motor and a filtering housing that is connected with a tube. This device only occupies little space and it runs extremely smooth. The dust generator is connected to the built-in socket and it switches off automatically once it reaches its maximum filter bag capacity of approx. 20kg.