ruwu® mobile fans Abstand Portable ventilation systems represent a speciality of our wide range of fans. Abstand Three series mean that the suitable device is available for every application. Abstand We are the first manufacturer in Germany to also produce a fan for positive pressure ventilation. Abstand However, it is not just fire brigades that take advantage of the possibilities offered by our fans. Tank protection and sewer cleaning companies, sewerage utilities, technical services and even airlines use our devices for extracting gases and vapours. Abstand It goes without saying that fresh air can also be supplied - with or without a connected hose. Abstand If you need to handle explosive gases then we can also offer you explosion-proof variants in all series. Abstand Abstand Radial version with hose connection Axial version with hose connection Positive pressure ventilator Abstand Abstand Abstand ... and you have the air under control