The woova 20 from scheppach is a must have for any home or small commercial workshops the woova 20 connects to almost any power tool to extract any dust wood chips and other mess that is emitted to ensure your work area and the air around you is kept clean and free from pollution the woova 20 features long 2 metre hose 100mm hose connector suitable for use with a range of power tools and machinery and an 80 litre collection bag