for the next trick. In addition to cars, there were also motorbikes, aeroplanes, ships, etc. The information about each engineering masterpiece was diverse and the numbers impressive. Coming of age, you realise [...] more important: Facts! It is not only the case for thermal management that there is a flood of information on technical data these days. And sometimes the usefulness of various figures for the customer [...] filter fan + exhaust filter . This ensures reliable airflows and thus reliable cooling. Detailed information is provided by the pressure diagrams of the complete unit (usually included in the product sheets)