The extraction unit is the new addition to Renfert's product collection. It is the replacement to the old model Vortex compact 2 L. It also features better health safety, improved flexibility, and economy. The unit has great as one unit can do everything including wet suction. It does not require maintenance and it has cloth filters that are re-usable. The extraction unit is energy saving with automatic switch on and rpm regulator. It has a free-filter system and a cost-effective low dust bag consumption. It also has a 3-year guarantee.